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Puzzles (3 cohencoins award for each match):

Puzzle FCAuR: 753

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/Vf7AVJWO"] [Date "2025.09.27"] [White "Juwan"] [Black "Rajaie"] [Result "1/2-1/2"] [UTCDate "2025.09.27"] [UTCTime "17:03:54"] [WhiteElo "1640"] [BlackElo "1522"] [WhiteRatingDiff "-25"] [BlackRatingDiff "+2"] [WhiteTitle "NM"] [BlackTitle "NM🏒"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A22"] [Opening "English Opening: Carls-Bremen System"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. c4 e5 2. Nc3 Nf6 3. g3 { A22 English Opening: Carls-Bremen System } Nc6 4. Bg2 Bc5 5. d3 d6 6. h3 Bf5?! { (0.34 → 0.93) Inaccuracy. Be6 was best. } (6... Be6 7. Nd5) 7. Nf3 O-O 8. e4?! { (0.75 → 0.12) Inaccuracy. a3 was best. } (8. a3 Bb6 9. b4 Be6 10. Bb2 h6 11. Na4 a6 12. Rc1 Ba7 13. O-O Ne7 14. d4) 8... Bg6 9. O-O h6 10. Bd2 Nd4 11. Nxd4 Bxd4 12. Rc1 Re8 13. Re1 c6 14. Be3 Bxe3 15. Rxe3 d5?? { (0.02 → 3.00) Blunder. Qb6 was best. } (15... Qb6 16. b3 a5 17. Qd2 Nd7 18. Rd1 Nc5 19. Ne2 Ne6 20. d4 a4 21. d5 cxd5 22. cxd5) 16. cxd5?! { (3.00 → 1.82) Inaccuracy. exd5 was best. } (16. exd5 Rc8) 16... cxd5 17. d4?? { (1.78 → -0.84) Blunder. exd5 was best. } (17. exd5 Qb6) 17... exd4 18. Qxd4 Qd6?? { (-0.80 → 7.56) Blunder. dxe4 was best. } (18... dxe4 19. Rd1) 19. exd5?? { (7.56 → 2.42) Blunder. e5 was best. } (19. e5) 19... Rxe3 20. fxe3?? { (2.67 → -0.43) Blunder. Qxe3 was best. } (20. Qxe3 a6) 20... Re8? { (-0.43 → 1.01) Mistake. Qxg3 was best. } (20... Qxg3 21. Qf4 Qxf4 22. exf4 Nh5 23. Rf1 Bf5 24. a4 Rd8 25. Rf2 Kf8 26. a5 g6 27. Kh2) 21. Re1?? { (1.01 → -2.86) Blunder. g4 was best. } (21. g4 a6 22. a4 Nd7 23. a5 Rc8 24. Rd1 Re8 25. b4 Rc8 26. Ne2 Rc2 27. Nf4 Bh7) 21... Qxg3 22. Re2?! { (-2.66 → -4.10) Inaccuracy. Rf1 was best. } (22. Rf1 Rxe3 23. Qf4 Ne8 24. Qxg3 Rxg3 25. Rf4 Nd6 26. Ra4 a6 27. Rb4 Kf8 28. Kf2 Rg5) 22... a6?? { (-4.10 → -0.12) Blunder. Bh5 was best. } (22... Bh5 23. Rf2 Rxe3 24. d6 Re1+ 25. Rf1 Bf3 26. Qf2 Rxf1+ 27. Kxf1 Qxf2+ 28. Kxf2 Bxg2 29. Kxg2) 23. d6?! { (-0.12 → -0.93) Inaccuracy. Qf4 was best. } (23. Qf4) 23... Rd8 24. Qf4 Qxf4 25. exf4 Rxd6 26. Bxb7 Bd3? { (-1.14 → 0.00) Mistake. Bf5 was best. } (26... Bf5 27. h4 Rb6 28. Bg2 Rb4 29. a3 Rd4 30. Re5 Bd3 31. Ra5 Rxf4 32. Ra4 Nh5 33. Bb7) 27. Rd2 Rd4?? { (-0.09 → 7.35) Blunder. Rb6 was best. } (27... Rb6 28. Rxd3 Rxb7 29. b3 Rc7 30. Kg2 Nh5 31. Kf3 f5 32. Ne2 Rc2 33. a4 Rb2 34. Ng3) 28. Bxa6 Ne4 29. Nxe4 Rxe4 30. Bxd3 Re1+ 31. Bf1 Re3 32. Rd8+ Kh7 33. Bd3+ g6 34. Rd7 Kg7 35. b4 Rxh3 36. b5 Rg3+ 37. Kf2 Rg4 38. b6 Rxf4+ 39. Ke2 g5 40. b7 Rb4 41. a3 Rb3 42. a4 h5 43. a5 h4 44. a6 h3 45. Kf2 h2 46. Kg2 Rb2+ 47. Kh1 Rf2?! { (19.01 → Mate in 6) Checkmate is now unavoidable. Kf6 was best. } (47... Kf6 48. a7) 48. b8=Q g4 49. Rd5 g3 50. Re5 Rd2 51. Rg5+ Kh6 52. Qg8?? { (Mate in 5 → Mate in 6) Lost forced checkmate sequence. Rxg3 was best. } (52. Rxg3 Rd1+ 53. Kxh2 Rd2+ 54. Kh3 Rh2+ 55. Kxh2 f6 56. Qh8#) 52... Rd1+ 53. Kg2 Rxd3?? { (Mate in 5 → Mate in 1) Lost forced checkmate sequence. h1=Q+ was best. } (53... h1=Q+ 54. Kxg3 Rxd3+ 55. Kf2 Qf3+ 56. Kg1 Rd1+ 57. Kh2 Rh1#) 54. Kh3?? { (Mate in 1 → Mate in 6) Lost forced checkmate sequence. Qg7# was best. } (54. Qg7#) 54... Rd4?? { (Mate in 6 → Mate in 1) Lost forced checkmate sequence. h1=Q+ was best. } (54... h1=Q+ 55. Kg4 Rd4+ 56. Kxg3 Rd3+ 57. Kf2 Qf3+ 58. Kg1 Rd1+ 59. Kh2 Rh1#) 55. Rg4?? { (Mate in 1 → Mate in 5) Lost forced checkmate sequence. Qg7# was best. } (55. Qg7#) 55... f5?? { (Mate in 5 → Mate in 1) Lost forced checkmate sequence. h1=Q+ was best. } (55... h1=Q+ 56. Kxg3 Rd3+ 57. Kf2 Qf3+ 58. Kg1 Rd1+ 59. Kh2 Rh1#) 56. Rxd4?? { (Mate in 1 → -1.29) Lost forced checkmate sequence. Qg6# was best. } (56. Qg6#) 56... h1=Q+ 57. Kxg3 Qg1+ 58. Kf4 Qxg8 59. Kxf5 Qc8+ 60. Ke4 Qxa6 61. Ke5 Qb5+ 62. Rd5 Qxd5+? { (-1.06 → 0.00) Mistake. Qb8+ was best. } (62... Qb8+) 63. Kxd5 { The game is a draw. } 1/2-1/2
Computer analysisMove timesCrosstableFEN & PGN
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