Puzzles (3 cohencoins award for each match):
FEN
[Event "October Chess Megatournament"]
[Site "https://cohenchessclub.com/P3ANJqFX"]
[Date "2026.10.25"]
[White "xavi"]
[Black "Cora"]
[Result "1-0"]
[UTCDate "2026.10.25"]
[UTCTime "18:00:00"]
[WhiteElo "1767"]
[BlackElo "1440"]
[WhiteRatingDiff "+1"]
[BlackRatingDiff "-3"]
[WhiteTitle "GM๐ฅ"]
[BlackTitle "๐งถ"]
[Variant "Standard"]
[TimeControl "600+1"]
[ECO "C50"]
[Opening "Italian Game: Anti-Fried Liver Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nc6 3. Bc4 h6?! { (0.25 โ 0.89) Inaccuracy. Nf6 was best. } { C50 Italian Game: Anti-Fried Liver Defense } (3... Nf6) 4. O-O Nf6 5. Nc3 Bc5 6. d3 O-O 7. Qe2 b6?! { (-0.16 โ 0.67) Inaccuracy. d6 was best. } (7... d6 8. Na4 Bb6 9. Nxb6 axb6 10. Bb3 b5 11. c3 Re8 12. Be3 d5 13. Rfd1 b4 14. h3) 8. Be3?! { (0.67 โ 0.12) Inaccuracy. Nd5 was best. } (8. Nd5 a5 9. c3 a4 10. Be3 Re8 11. h3 Nxd5 12. Bxd5 Bb7 13. b4 axb3 14. axb3 Rxa1) 8... Bxe3 9. Qxe3 d6 10. Nd5?! { (0.26 โ -0.26) Inaccuracy. a3 was best. } (10. a3 Na5 11. Ba2 c5 12. Bd5 Nxd5 13. exd5 f5 14. Nd2 f4 15. Qe2 a6 16. f3 Nb7) 10... Nxd5 11. Bxd5 Bb7 12. a3 Rb8 13. Qd2 Ne7 14. Bxb7 Rxb7 15. Qc3?! { (0.12 โ -0.40) Inaccuracy. d4 was best. } (15. d4 exd4) 15... c5 16. b4 Qc8?! { (-0.81 โ -0.25) Inaccuracy. Qd7 was best. } (16... Qd7 17. Qb3 Ng6 18. h3 Nf4 19. Kh2 Ne6 20. b5 Nd4 21. Nxd4 cxd4 22. a4 Rc7 23. a5) 17. b5 Rb8 18. Qb3 a6 19. a4 a5 20. Nd2 Qd8 21. f4?! { (0.62 โ 0.00) Inaccuracy. Nc4 was best. } (21. Nc4 Kh7 22. c3 f5 23. Rae1 f4 24. f3 Ng6 25. Rd1 Qe7 26. Rd2 Nh4 27. d4 cxd4) 21... exf4 22. Rxf4 d5 23. exd5? { (0.04 โ -1.07) Mistake. Re1 was best. } (23. Re1 Qd7) 23... Nxd5 24. Rf5 Ne7? { (-1.41 โ -0.05) Mistake. Ne3 was best. } (24... Ne3) 25. Rf3?? { (-0.05 โ -8.44) Blunder. Rf2 was best. } (25. Rf2 Nd5 26. Re1 Qd7 27. Nc4 Rbe8 28. Ne5 Qd6 29. Rfe2 Re6 30. Re4 Rfe8 31. Nc4 Qd7) 25... Qd5?? { (-8.44 โ 0.15) Blunder. Qd4+ was best. } (25... Qd4+ 26. Kh1 Qxa1+ 27. Rf1 Qd4 28. Qc4 Nd5 29. Qxd4 cxd4 30. Nf3 Ne3 31. Re1 Rbe8 32. h3) 26. Qxd5 Nxd5 27. Raf1? { (0.33 โ -1.06) Mistake. Nc4 was best. } (27. Nc4) 27... Nc3 28. Nc4? { (-0.83 โ -2.42) Mistake. Nb1 was best. } (28. Nb1) 28... Nxa4 29. Nd6?! { (-2.35 โ -3.06) Inaccuracy. Re3 was best. } (29. Re3 Nc3) 29... f6?? { (-3.06 โ -1.07) Blunder. Nc3 was best. } (29... Nc3) 30. c4? { (-1.07 โ -2.25) Mistake. Re3 was best. } (30. Re3) 30... Nc3 31. Nf5? { (-1.76 โ -3.34) Mistake. Re3 was best. } (31. Re3 Rfd8) 31... Rbd8?! { (-3.34 โ -2.62) Inaccuracy. Rfe8 was best. } (31... Rfe8 32. Ra1 Re5 33. g4 Rd8 34. Kf1 Ne2 35. h3 Rde8 36. Kf2 g6 37. Nd6 R8e6 38. Re1) 32. Ne7+?! { (-2.62 โ -3.53) Inaccuracy. R1f2 was best. } (32. R1f2 Rfe8) 32... Kf7 33. Nc6 Rc8?! { (-2.88 โ -2.10) Inaccuracy. Rde8 was best. } (33... Rde8 34. Ra1) 34. Re1 Na2?? { (-1.88 โ 1.68) Blunder. Rfe8 was best. } (34... Rfe8 35. Kf2) 35. Re7+ Kg8 36. Rg3 Rf7? { (1.64 โ 3.10) Mistake. g5 was best. } (36... g5 37. Rb7 Rf7 38. Rxb6 Re8 39. Rf3 Nc1 40. Nxa5 Ra7 41. Ra6 Rxa6 42. bxa6 Re6 43. Nb7) 37. Rxf7?? { (3.10 โ -4.89) Blunder. Re2 was best. } (37. Re2) 37... Kxf7 38. Re3 Nb4 39. Nxb4?! { (-4.67 โ -8.02) Inaccuracy. Re7+ was best. } (39. Re7+ Kg6) 39... axb4 40. Re2 Rd8 41. Rd2 g5 42. Kf2 Ke6 43. Ke3 Ke5 44. g4 Rd4 45. h3 f5 46. gxf5 Kxf5 47. Rf2+ Ke5 48. Rf8 Rd6?! { (-5.09 โ -3.61) Inaccuracy. Rh4 was best. } (48... Rh4 49. Re8+) 49. Re8+ Kf5 50. Rf8+ Ke5 51. Rf2?! { (-3.77 โ -5.62) Inaccuracy. Re8+ was best. } (51. Re8+ Re6) 51... h5 52. Rg2 Kf5 53. Rf2+ Kg6 54. Kd2 g4 55. Rg2 Kg5 56. hxg4 hxg4 57. Ke3 Re6+ 58. Kf2 Kf4 59. Rg3 Re7 60. Rg1 Re3 61. Rd1 g3+ 62. Kg2 Kg4 63. d4 Re2+ 64. Kf1 Kf3?! { (-8.39 โ -4.97) Inaccuracy. Rf2+ was best. } (64... Rf2+ 65. Ke1 Rc2 66. Kf1 cxd4 67. c5 bxc5 68. Kg1 Rf2 69. Rc1 d3 70. b6 d2 71. Rd1) 65. Rd3+?! { (-4.97 โ -9.35) Inaccuracy. dxc5 was best. } (65. dxc5) 65... Re3 66. Rxe3+ Kxe3 67. dxc5 bxc5?? { (-72.12 โ 11.33) Blunder. b3 was best. } (67... b3 68. Kg2 bxc5 69. Kh3 Kd3 70. b6 b2 71. Kh4 b1=Q 72. Kh3 Kxc4 73. Kg4 Qxb6 74. Kh3) 68. b6 Kf3 69. b7 g2+ 70. Kg1 b3 71. b8=Q b2 72. Qxb2 Ke4 73. Kxg2 Kd3 74. Kf3 Kxc4 75. Qc2+ Kb5 76. Ke4 Kc6 77. Ke5 Kb5 78. Kd5 c4 79. Qxc4+ Kb6 80. Qc6+ Ka5 81. Qb7 Ka4 82. Kc4 Ka3 83. Qb3# { White wins by checkmate. } 1-0