Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/u8a4XOs3"]
[Date "2025.09.10"]
[White "Ezra1"]
[Black "PawnKing"]
[Result "0-1"]
[UTCDate "2025.09.10"]
[UTCTime "20:02:39"]
[WhiteElo "1597"]
[BlackElo "1317"]
[WhiteRatingDiff "-17"]
[BlackRatingDiff "+33"]
[WhiteTitle "😼"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "B16"]
[Opening "Caro-Kann Defense: Bronstein-Larsen Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6?! { (0.70 → 1.38) Inaccuracy. exf6 was best. } { B16 Caro-Kann Defense: Bronstein-Larsen Variation } (5... exf6 6. c3) 6. Bc4 e5 7. Qh5 Be6?? { (1.58 → 9.68) Blunder. Qe7 was best. } (7... Qe7 8. Bd2 Be6 9. Bxe6 Qxe6 10. Nf3 Rg8 11. O-O Nd7 12. Rfe1 O-O-O 13. Rad1 Bd6 14. g3) 8. Bxe6 Qxd4 9. Qxf7+ Kd8 10. Qxf6+ Ke8?! { (13.25 → Mate in 3) Checkmate is now unavoidable. Kc7 was best. } (10... Kc7 11. Qxh8) 11. Bf7+?! { (Mate in 3 → 12.92) Lost forced checkmate sequence. Qf7+ was best. } (11. Qf7+ Kd8 12. Bg5+ Be7 13. Qxe7#) 11... Kd7 12. Qe6+ Kc7 13. Be3 Qb4+ 14. c3 Qxb2 15. Qxe5+? { (10.93 → 4.71) Mistake. Rd1 was best. } (15. Rd1) 15... Bd6 16. Qxh8 Qxa1+?! { (4.10 → 6.38) Inaccuracy. Qxa1+ was best. } (16... Qxa1+ 17. Ke2) 17. Ke2?! { (6.38 → 4.40) Inaccuracy. Ke2 was best. } (17. Ke2 Qb2+ 18. Kf3 Nd7 19. Qxa8 Ne5+ 20. Kg3 Nxf7+ 21. f4 Nh6 22. Qe8 Nf5+ 23. Kh3 Qxc3) 17... Qxa2+? { (4.40 → 19.57) Mistake. Qb2+ was best. } (17... Qb2+ 18. Kf3) 18. Kf3?? { (19.57 → -2.30) Blunder. Bxa2 was best. } (18. Bxa2) 18... Qxf7+ 19. Ke2?! { (-1.76 → -2.87) Inaccuracy. Ke2 was best. } (19. Ke2) 19... Qa2+ 20. Bd2 Bf4?? { (-3.01 → 0.00) Blunder. Qa6+ was best. } (20... Qa6+ 21. Ke1) 21. Qxh7+?? { (0.00 → -2.46) Blunder. Nf3 was best. } (21. Nf3 Qa6+ 22. Kd1 Qa4+ 23. Kc1 Nd7 24. Qxa8 Qa1+ 25. Kc2 Qa2+ 26. Kc1) 21... Kc8?? { (-2.46 → 6.33) Blunder. Nd7 was best. } (21... Nd7 22. Nf3) 22. Qf5+ Nd7 23. Qxf4 Qe6+ 24. Kf1 Ne5?! { (6.07 → 11.44) Inaccuracy. a5 was best. } (24... a5 25. g3 a4 26. Nf3 a3 27. Kg2 a2 28. Ra1 b5 29. h4 Kb7 30. h5 Ra4 31. Nd4) 25. Qf8+ Kc7 26. Qxa8 Qc4+ 27. Ne2 Qa2 28. g3 Qxd2 29. Qxa7?? { (7.13 → 0.00) Blunder. Qg8 was best. } (29. Qg8 Qd1+) 29... Qd1+ 30. Kg2 Qxe2?? { (0.20 → 7.54) Blunder. Qd5+ was best. } (30... Qd5+ 31. f3 Qxf3+ 32. Kg1 Qxe2 33. Qf2 Qe4 34. h4 Nf3+ 35. Kf1 Nd2+ 36. Qxd2 Qxh1+ 37. Ke2) 31. Qa5+ b6 32. Qa7+ Kd6 33. Qxb6?? { (6.95 → 0.00) Blunder. Qb8+ was best. } (33. Qb8+ Kd7 34. Rd1+ Qxd1 35. Qxe5 b5 36. h4 Qd6 37. Qxd6+ Kxd6 38. Kf3 c5 39. Ke3 Ke7) 33... Qe4+ 34. f3 Qxf3+ 35. Kg1 Qe2?? { (0.00 → 6.43) Blunder. Qd1+ was best. } (35... Qd1+ 36. Kg2 Qf3+ 37. Kg1 Nd3 38. Qd8+ Ke6 39. Qe8+ Kd5 40. Qd7+ Kc4 41. Qe6+ Kxc3 42. Qa2) 36. Qd4+?? { (6.43 → 0.62) Blunder. Qf2 was best. } (36. Qf2) 36... Ke6?? { (0.62 → 2.27) Blunder. Kc7 was best. } (36... Kc7 37. Qf2 Qe4 38. h3 Nf3+ 39. Kf1 Nd2+ 40. Qxd2 Qxh1+ 41. Ke2 Qg2+ 42. Kd3 Qxg3+ 43. Qe3) 37. Qf2 Qd1+? { (2.04 → 4.02) Mistake. Qe4 was best. } (37... Qe4 38. Qa2+ Ke7 39. h3 c5 40. Qf2 Nf3+ 41. Kf1 Nd2+ 42. Qxd2 Qxh1+ 43. Ke2 Qh2+ 44. Kd1) 38. Qf1 Nf3+?! { (4.37 → 7.24) Inaccuracy. Qd2 was best. } (38... Qd2 39. h4) 39. Kg2 Qd5 40. Qxf3 Qd2+ 41. Qf2 Qd5+ 42. Kh3 Qxh1 43. Qe3+ Kd7 44. Qd4+ Kc7 45. Qa7+ Kd6 46. Qd4+ Kc7 47. Qg7+ Kb6 48. Qd4+ c5 49. Qd6+?! { (4.36 → 3.45) Inaccuracy. Qe5 was best. } (49. Qe5 Qf3 50. Kh4 Qf2 51. h3 Kb5 52. Kg4 Qg1 53. h4 Ka4 54. h5 c4 55. h6 Qd1+) 49... Kb5 50. Qd3+ c4? { (3.70 → 6.96) Mistake. Ka5 was best. } (50... Ka5 51. g4) 51. Qd5+?? { (6.96 → -72.12) Blunder. Qd7+ was best. } (51. Qd7+ Kc5 52. Qc7+ Kb5 53. Qb8+ Ka6 54. Qd6+ Kb7 55. Qb4+ Ka8 56. Qxc4 Qf3 57. Qa4+ Kb7) 51... Qxd5 { White resigns. } 0-1