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Puzzles (3 cohencoins award for each match):

Puzzle 2Aafe: 255

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/ayK8EONa"] [Date "2026.04.11"] [White "Neil1"] [Black "Landen"] [Result "0-1"] [UTCDate "2026.04.11"] [UTCTime "17:11:23"] [WhiteElo "1509"] [BlackElo "1441"] [WhiteRatingDiff "-14"] [BlackRatingDiff "+53"] [WhiteTitle "IM💩"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C50"] [Opening "Italian Game"] [Termination "Time forfeit"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 { C50 Italian Game } d6 4. d3 Be6 5. Bg5 Be7 6. Bxe7 Ncxe7? { (0.10 → 1.46) Mistake. Qxe7 was best. } (6... Qxe7 7. O-O) 7. Nc3? { (1.46 → 0.12) Mistake. Bxe6 was best. } (7. Bxe6 fxe6) 7... Bxc4 8. dxc4 Nf6 9. O-O O-O 10. Qd2 Ng4?! { (0.00 → 0.61) Inaccuracy. Ng6 was best. } (10... Ng6 11. b3 Qd7 12. Ne1 c6 13. a4 Rad8 14. Rd1 Nf4 15. Nd3 Nxg2 16. Kxg2 Qg4+ 17. Kh1) 11. Qg5 Qd7 12. h3 Nh6 13. Qh5?! { (0.00 → -0.51) Inaccuracy. Qd2 was best. } (13. Qd2 f6 14. b3 b6 15. a4 a5 16. Nh4 Rae8 17. f4 exf4 18. Rxf4 Ng6 19. Nxg6 hxg6) 13... Rae8 14. Ng5 f6 15. Nxh7?? { (-0.58 → -6.80) Blunder. Nf3 was best. } (15. Nf3 Ng6 16. g3 Ne7 17. Rae1 Kh8 18. Nh4 Neg8 19. Kh2 c6 20. f4 exf4 21. gxf4 g6) 15... Kxh7 16. Nd5 Nxd5 17. cxd5 c5 18. Rad1 g6 19. Qf3 c4 20. Qc3 Rc8 21. Rfe1 b5 22. b3 cxb3 23. Qxb3 f5 24. Ra1 fxe4 25. Rxe4 Rb8 26. a4 a6 27. axb5 axb5 28. Rb4 Nf5 29. Ra5 Ne7?! { (-5.51 → -4.09) Inaccuracy. Rf7 was best. } (29... Rf7) 30. Raxb5 Ra8?? { (-4.01 → 2.37) Blunder. Rxb5 was best. } (30... Rxb5 31. Rxb5) 31. Rh4+?? { (2.37 → -3.47) Blunder. Rb7 was best. } (31. Rb7 Qe8 32. Rxe7+ Qxe7 33. Rb7 Qf7 34. Rxf7+ Rxf7 35. f3 Ra5 36. c4 Raa7 37. h4 Rac7) 31... Kg7?? { (-3.47 → 0.00) Blunder. Kg8 was best. } (31... Kg8) 32. Rb7 Ra1+?? { (0.00 → 2.74) Blunder. Qe8 was best. } (32... Qe8 33. Qe3 Rf7 34. Qh6+ Kf6 35. Rg4 Rb8 36. Ra7 Qf8 37. Qg5+ Kg7 38. c4 Ra8 39. Rb7) 33. Kh2 Qd8?! { (2.36 → 3.65) Inaccuracy. Qe8 was best. } (33... Qe8 34. Qb6) 34. f3?? { (3.65 → -1.10) Blunder. Qe3 was best. } (34. Qe3) 34... Rf7 35. c4?! { (-1.34 → -2.25) Inaccuracy. Qb4 was best. } (35. Qb4) 35... Nxd5?? { (-2.25 → 4.81) Blunder. Nf5 was best. } (35... Nf5) 36. cxd5?? { (4.81 → -7.91) Blunder. Rh7+ was best. } (36. Rh7+ Kxh7 37. Rxf7+ Kg8 38. Qb7 Qe8 39. Rg7+ Kf8 40. cxd5 Rb1 41. Qc7 Rc1 42. Qxc1 Kxg7) 36... Qxh4 37. g3? { (-8.07 → Mate in 7) Checkmate is now unavoidable. Rb4 was best. } (37. Rb4 Qf2 38. Qb2 Qg1+ 39. Kg3 Qe1+ 40. Kh2 Qh1+ 41. Kg3 Ra2 42. Rb3 Rxb2 43. Rxb2 Qc1) 37... Qa4? { (Mate in 7 → -7.51) Lost forced checkmate sequence. Qd4 was best. } (37... Qd4 38. Qb1 Rxb7 39. Qxb7+ Kf6 40. Qg7+ Kxg7 41. h4 Qf2+ 42. Kh3 Qxf3 43. Kh2 Rh1#) 38. Rxf7+ Kxf7 39. Qb7+ Kf6 40. Qb2 Qa2 41. Qg2 Qxd5 42. h4 Qd1 43. g4 Qa4 44. g5+ Kg7 45. h5?! { (-73.53 → Mate in 5) Checkmate is now unavoidable. Qg4 was best. } (45. Qg4 Qc2+ 46. Qg2 Qc1 47. h5 Qf4+ 48. Qg3 Rh1+ 49. Kxh1 Qxg3 50. hxg6 Qxf3+ 51. Kh2 Kxg6) 45... gxh5 46. g6 Qa2?! { (Mate in 4 → -77.62) Lost forced checkmate sequence. Qh4+ was best. } (46... Qh4+ 47. Qh3 Ra2+ 48. Kg1 Qxh3 49. f4 Qg2#) 47. Kh3 Qxg2+ 48. Kxg2 Ra2+ 49. Kg3 Ra3 50. Kh4 Ra4+ 51. Kg5 Rg4+ 52. Kxh5?! { (-56.75 → Mate in 11) Checkmate is now unavoidable. fxg4 was best. } (52. fxg4 hxg4 53. Kxg4 Kxg6 54. Kf3 Kf5 55. Ke3 e4 56. Kd4 Kf4 57. Kd5 e3 58. Kxd6 e2) 52... Rxg6 { Black wins on time. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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