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Puzzles (3 cohencoins award for each match):

Puzzle 1mpGV: 999999999

IM🤔 colton1 (1548) +8
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/EjohLblj"] [Date "2026.05.25"] [White "Mark"] [Black "colton1"] [Result "0-1"] [UTCDate "2026.05.25"] [UTCTime "15:44:32"] [WhiteElo "1471"] [BlackElo "1548"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+8"] [WhiteTitle "⛳"] [BlackTitle "IM🤔"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B01"] [Opening "Scandinavian Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 d5?! { (0.33 → 0.96) Inaccuracy. c5 was best. } { B01 Scandinavian Defense } (1... c5 2. Nf3 d6 3. Nc3 e5 4. Bc4 Be7 5. d3 Nc6 6. O-O h6 7. Nd5 Nf6 8. Nxf6+) 2. e5? { (0.96 → -0.29) Mistake. exd5 was best. } (2. exd5 Nf6 3. d4 Bf5 4. Nf3 Nxd5 5. Bd3 Bxd3 6. Qxd3 e6 7. O-O c5 8. Qe2 cxd4) 2... d4?! { (-0.29 → 0.54) Inaccuracy. c5 was best. } (2... c5 3. c3 Nc6 4. d4 cxd4 5. cxd4 Bf5 6. Nf3 e6 7. Be2 Nge7 8. O-O Bg4 9. Nbd2) 3. d3 Nc6 4. Nf3 Bg4 5. Bf4 h5 6. h3 Bxf3 7. Qxf3 e6 8. c3?? { (0.08 → -1.62) Blunder. g3 was best. } (8. g3 g5 9. Bc1 Rb8 10. Bg2 Nxe5 11. Qe2 Bd6 12. Nd2 Ng6 13. Be4 Ne5 14. Nb3 c5) 8... g5 9. Bg3 g4 10. hxg4?? { (-1.18 → -4.60) Blunder. Qe2 was best. } (10. Qe2 Qg5) 10... Bh6?? { (-4.60 → 3.27) Blunder. hxg4 was best. } (10... hxg4) 11. gxh5?? { (3.27 → -0.81) Blunder. Rxh5 was best. } (11. Rxh5 Qe7) 11... f6?? { (-0.81 → 2.48) Blunder. Qg5 was best. } (11... Qg5 12. Qd1 Qc1 13. Qxc1 Bxc1 14. Nd2 Bxb2 15. Rd1 dxc3 16. Nc4 c2 17. Nxb2 cxd1=R+ 18. Nxd1) 12. Bh4?! { (2.48 → 1.36) Inaccuracy. exf6 was best. } (12. exf6 Nxf6) 12... Bg5?? { (1.36 → 4.00) Blunder. Nxe5 was best. } (12... Nxe5 13. Qe4 Bc1 14. Qe2 Qd5 15. cxd4 Qb5 16. Nd2 Bxd2+ 17. Qxd2 Nc6 18. O-O-O Qxh5 19. Be2) 13. Bxg5 fxg5 14. Nd2 Nxe5 15. Qxb7 dxc3 16. bxc3 Rb8 17. Qe4 Qd6 18. Nc4?! { (5.45 → 3.69) Inaccuracy. d4 was best. } (18. d4 Nf7) 18... Qc5?? { (3.69 → 8.86) Blunder. Nxc4 was best. } (18... Nxc4 19. dxc4) 19. Qxe5 Qxe5+ 20. Nxe5 Nf6 21. h6 Rb5 22. d4 Ra5 23. Ng6 Rh7 24. Bd3 c6 25. Nf8 Rh8 26. h7 Kxf8 27. O-O-O?! { (9.04 → 5.37) Inaccuracy. Rb1 was best. } (27. Rb1 Rxh7 28. Bxh7 Ke7 29. Rb7+ Kd6 30. Rh6 Nxh7 31. Rhxh7 Kd5 32. Rxa7 Rb5 33. Kd2 Ke4) 27... Rxa2 28. Rdf1 a5 29. Re1 Kf7 30. Ref1? { (5.74 → 2.97) Mistake. Bc2 was best. } (30. Bc2) 30... Nd5 31. Kb1?? { (3.45 → -0.07) Blunder. f4 was best. } (31. f4 g4) 31... Nxc3+ 32. Kc1 Nd5 33. Bc4 Ra1+?! { (-0.37 → 0.21) Inaccuracy. Ra4 was best. } (33... Ra4 34. Bd3 Rxd4 35. Rd1 Rg4 36. g3 a4 37. Kb2 Rb8+ 38. Ka1 Kg7 39. Rde1 Rd4 40. Bb1) 34. Kb2 Ra4 35. Bxd5 cxd5 36. Kc3 Ra3+ 37. Kc2 a4 38. f4 Kg6 39. fxg5 Rc8+ 40. Kd2 Ra2+ 41. Kd3 Ra3+ 42. Ke2 Rc2+ 43. Kd1 Rxg2?? { (0.00 → 9.05) Blunder. Rb2 was best. } (43... Rb2 44. Rf6+ Kxg5 45. Rh5+ Kg4 46. Rg6+ Kf4 47. Kc1 Rb8 48. Rf6+ Kg4 49. Re5 Ra1+ 50. Kc2) 44. h8=Q Ra1# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting