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Puzzles (3 cohencoins award for each match):

Puzzle 1NwlY: 546

Puzzle BMF7o: 852

Jeremiah1 (1162?) −25
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/Ry9VbHhb"] [Date "2026.04.03"] [White "Jeremiah1"] [Black "Troy"] [Result "0-1"] [UTCDate "2026.04.03"] [UTCTime "23:47:03"] [WhiteElo "1162"] [BlackElo "1354"] [WhiteRatingDiff "-25"] [BlackRatingDiff "+9"] [BlackTitle "NM🦍"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C47"] [Opening "Four Knights Game: Scotch Variation Accepted"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. d4 exd4 { C47 Four Knights Game: Scotch Variation Accepted } 5. Nxd4 Nxd4? { (0.11 → 1.48) Mistake. Bb4 was best. } (5... Bb4 6. Nxc6) 6. Qxd4 Bd6?! { (1.39 → 2.45) Inaccuracy. d6 was best. } (6... d6 7. Bf4) 7. Nb5 O-O 8. Bg5?! { (2.44 → 1.62) Inaccuracy. Nxd6 was best. } (8. Nxd6 cxd6 9. f3 d5 10. exd5 Qa5+ 11. Bd2 Re8+ 12. Kf2 Qxd5 13. Qxd5 Nxd5 14. Bb5 Nc7) 8... c5?? { (1.62 → 8.41) Blunder. Be7 was best. } (8... Be7 9. e5 Nd5 10. Bxe7 Nxe7 11. O-O-O a6 12. Nc3 Nc6 13. Qe4 Re8 14. Bd3 g6 15. f4) 9. Qc3?? { (8.41 → 0.67) Blunder. Qxd6 was best. } (9. Qxd6 Qa5+) 9... Nxe4?? { (0.67 → 8.15) Blunder. Be7 was best. } (9... Be7 10. e5) 10. Qe3?? { (8.15 → -2.66) Blunder. Bxd8 was best. } (10. Bxd8 Rxd8 11. Qf3 a6 12. Nxd6 Nxd6 13. O-O-O Nb5 14. Bc4 d5 15. Bxd5 Be6 16. Bxe6 fxe6) 10... f6?? { (-2.66 → 1.74) Blunder. Qa5+ was best. } (10... Qa5+ 11. Kd1) 11. Nxd6?! { (1.74 → 0.72) Inaccuracy. O-O-O was best. } (11. O-O-O Nxf2 12. Rxd6 Nxh1 13. Bf4 a6 14. Bc4+ Kh8 15. Nc3 b5 16. Bd5 Rb8 17. Qe1 Bb7) 11... fxg5?? { (0.72 → 9.89) Blunder. Nxd6 was best. } (11... Nxd6 12. O-O-O) 12. Nxc8?? { (9.89 → -0.55) Blunder. Qxe4 was best. } (12. Qxe4 Qf6 13. O-O-O Qf4+ 14. Qxf4 Rxf4 15. Re1 b5 16. Bxb5 Bb7 17. Nxb7 Rb8 18. Ba6 d5) 12... Rxc8 13. Qxe4?? { (-0.40 → -5.69) Blunder. Bc4+ was best. } (13. Bc4+ Kh8 14. O-O Nd6 15. Bd5 b6 16. c3 Ne8 17. Rad1 h6 18. Qd3 Nf6 19. g3 Qc7) 13... Qf6?? { (-5.69 → 6.82) Blunder. Re8 was best. } (13... Re8 14. Qe2 Rxe2+ 15. Bxe2 Qe7 16. Rd1 Qe4 17. O-O Qxe2 18. c3 Qxb2 19. Rxd7 Qb6 20. a4) 14. Bd3?? { (6.82 → -4.25) Blunder. Qd5+ was best. } (14. Qd5+ Kh8) 14... Qxf2+?? { (-4.25 → 3.82) Blunder. Rce8 was best. } (14... Rce8 15. O-O Rxe4 16. Bxe4 Qxb2 17. Rab1 Qxa2 18. Rfd1 Kh8 19. Rxb7 d5 20. Bxd5 Qxc2 21. Rf1) 15. Kd1 Rce8?? { (3.52 → 8.66) Blunder. g6 was best. } (15... g6 16. Qd5+ Kg7 17. Rf1 Qh4 18. g3 Qg4+ 19. Kd2 Qb4+ 20. c3 Qxb2+ 21. Bc2 Rce8 22. Qb3) 16. Qxh7+ Kf7 17. Qg6+?! { (8.62 → 5.28) Inaccuracy. Rf1 was best. } (17. Rf1) 17... Ke7 18. Qe4+? { (5.33 → 3.25) Mistake. Qxg5+ was best. } (18. Qxg5+ Kd6 19. Qg3+ Qxg3 20. hxg3 Rf2 21. Kc1 Re3 22. b3 Rxg2 23. Rd1 Kc6 24. Bc4 Rgxg3) 18... Kd8?! { (3.25 → 5.07) Inaccuracy. Kd6 was best. } (18... Kd6 19. Qxb7) 19. Qe1?? { (5.07 → -8.54) Blunder. Qxb7 was best. } (19. Qxb7 Rf4 20. Qxa7 Re6 21. Qa5+ Ke7 22. Qd2 Qd4 23. Kc1 c4 24. Be2 Qe5 25. Bd1 c3) 19... Qxe1+?? { (-8.54 → 4.63) Blunder. Rxe1+ was best. } (19... Rxe1+ 20. Rxe1) 20. Rxe1 Rxe1+?! { (4.53 → 7.00) Inaccuracy. Rf2 was best. } (20... Rf2 21. Rg1 g4 22. b3 Re3 23. Kc1 a5 24. a4 d5 25. Rb1 g3 26. hxg3 Rxg3 27. Rf1) 21. Kxe1 Re8+ { Black offers draw } 22. Kd2 d5 23. Bb5 Re4 24. Bd3 Rh4 25. g3 Rxh2+ 26. Kc3 d4+?! { (5.01 → 6.64) Inaccuracy. Rg2 was best. } (26... Rg2 27. Re1 b6 28. Re5 Rxg3 29. Rxd5+ Ke7 30. Kd2 g4 31. Rg5 Kf6 32. Rg6+ Kf7 33. Rc6) 27. Kc4 b6 28. Re1 a5 29. b4 axb4 30. c3?? { (6.82 → 0.00) Blunder. Re5 was best. } (30. Re5 g4 31. Re4 Rh1 32. Kb5 Rg1 33. Rxg4 g5 34. Rxg5 Ra1 35. Rg8+ Ke7 36. Rg7+ Kf6) 30... bxc3 31. Rf1? { (0.00 → -1.24) Mistake. Kd5 was best. } (31. Kd5 Rxa2 32. Bb5 Rf2 33. Re8+ Kc7 34. Re7+ Kc8 35. Re8+) 31... c2? { (-1.24 → 0.00) Mistake. Rxa2 was best. } (31... Rxa2) 32. Rf8+?! { (0.00 → -0.89) Inaccuracy. a4 was best. } (32. a4 Rg2 33. g4 Kc7 34. Rc1 Rxg4 35. Rxc2 Rg1 36. Kd5 Rg3 37. Bb5 g4 38. Rf2 Rf3) 32... Kd7 33. Rf5?? { (-1.00 → -8.91) Blunder. Rf1 was best. } (33. Rf1 Rd2 34. a4 Kd6 35. Rc1 Rd1 36. Rxc2 Rb1 37. Be2 Rb4+ 38. Kd3 Rxa4 39. Rb2 Ra3+) 33... c1=Q+ 34. Kd5 Qc3 35. Rf3 Rxa2 36. Rf7+ Kc8?? { (-13.24 → 0.00) Blunder. Ke8 was best. } (36... Ke8) 37. Rf8+?? { (0.00 → -10.30) Blunder. Kc6 was best. } (37. Kc6 Kd8 38. Rd7+ Ke8 39. Bg6+ Kf8 40. Rd8+ Ke7 41. Rd7+ Ke6 42. Rd6+ Ke5 43. Rd5+ Kf6) 37... Kb7 38. Rf7+ Kc8?? { (-7.97 → 0.00) Blunder. Ka8 was best. } (38... Ka8 39. Rf8+) 39. Rxg7?? { (0.00 → -64.18) Blunder. Kc6 was best. } (39. Kc6 Kd8 40. Rd7+ Ke8 41. Bg6+ Kf8 42. Rd8+ Ke7 43. Rd7+ Ke6 44. Rd6+ Ke5 45. Rd5+ Kf6) 39... Qxd3 40. Rg8+ Kb7 41. Rxg5 Ka6?! { (Mate in 7 → -22.83) Lost forced checkmate sequence. Qf3+ was best. } (41... Qf3+ 42. Ke6 Rf2 43. Rg4 Qxg4+ 44. Kd5 Re2 45. Kc4 d3+ 46. Kxd3 Qe4+ 47. Kc3 Qc2#) 42. Rg4?! { (-22.83 → Mate in 6) Checkmate is now unavoidable. Kd6 was best. } (42. Kd6 c4) 42... Ra4?! { (Mate in 6 → -23.36) Lost forced checkmate sequence. Qf5+ was best. } (42... Qf5+ 43. Kc6 Qxg4 44. Kc7 Re2 45. Kd8 d3 46. Kc7 Re7+ 47. Kc6 Qd7#) 43. Rg6?! { (-23.36 → Mate in 4) Checkmate is now unavoidable. Ke6 was best. } (43. Ke6) 43... Qc4+ 44. Kc6 d3 45. Rd6 Qe4+ 46. Rd5 Qxd5+ 47. Kxd5 d2 48. g4 d1=Q+ 49. Ke6 Re4+ 50. Kf5 Re8 51. g5 Qf1+ 52. Kg4 Rf8 53. g6 Rg8 54. Kg5 Rxg6+ 55. Kxg6 Kb7 56. Kg5 Kc7 57. Kg4 Kd7 58. Kg5 Ke6 59. Kg4 Kf6 60. Kh5 Qg1 61. Kh6 Qh1# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting