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[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/4JHUfvRO"] [Date "2026.04.21"] [White "Aden1"] [Black "Archer1"] [Result "0-1"] [UTCDate "2026.04.21"] [UTCTime "20:26:44"] [WhiteElo "1013"] [BlackElo "1142"] [WhiteRatingDiff "-14"] [BlackRatingDiff "+17"] [BlackTitle "NM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C40"] [Opening "King's Pawn Game: Busch-Gass Gambit"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Bc5? { (0.65 → 1.94) Mistake. Nc6 was best. } { C40 King's Pawn Game: Busch-Gass Gambit } (2... Nc6 3. Bb5) 3. Nxe5 Qe7?! { (2.05 → 2.80) Inaccuracy. Nc6 was best. } (3... Nc6 4. Nxc6 dxc6 5. d3 f5 6. e5 Qd5 7. Qh5+ g6 8. Qe2 Be6 9. Nc3 Qd7 10. g3) 4. Nd3?? { (2.80 → 0.64) Blunder. d4 was best. } (4. d4 Nf6) 4... b6?? { (0.64 → 3.72) Blunder. Qxe4+ was best. } (4... Qxe4+ 5. Be2 Qxg2 6. Bf3 Qg5 7. Nxc5 Qxc5 8. d4 Qe7+ 9. Be3 Nh6 10. Qd3 c6 11. d5) 5. f3?! { (3.72 → 2.93) Inaccuracy. Nxc5 was best. } (5. Nxc5 bxc5) 5... Qh4+?! { (2.93 → 4.28) Inaccuracy. d5 was best. } (5... d5 6. Nxc5 bxc5 7. Nc3 Nf6 8. Bb5+ c6 9. Ba4 dxe4 10. O-O O-O 11. fxe4 Ng4 12. Qf3) 6. Ke2?? { (4.28 → 1.50) Blunder. g3 was best. } (6. g3 Qf6 7. Nf4 Ne7 8. c3 Bd6 9. d4 Bxf4 10. Bxf4 c6 11. Bg2 Ba6 12. Qd2 O-O) 6... Qf2+?? { (1.50 → 13.49) Blunder. Ba6 was best. } (6... Ba6 7. g3 Qe7 8. Ke1 f5 9. Nxc5 Bxf1 10. Kxf1 bxc5 11. Kg2 Nc6 12. Re1 Qf7 13. c3) 7. Nxf2 Bxf2 8. Kxf2 Ba6 9. Nc3 Nf6 10. Bxa6 Nxa6 11. Re1 O-O 12. e5 Nh5 13. g4 Nf4 14. Re4 Nh3+ 15. Kg3 Ng5 16. f4 Nxe4+ 17. Kf3 Nxc3 18. bxc3 Nc5 19. Ke3 d6 20. exd6 cxd6 21. Rb1 Rae8+ 22. Kd4 Ne6+ 23. Kd3 Nxf4+ 24. Kd4 Ne6+ 25. Ke3? { (5.93 → 3.68) Mistake. Kc4 was best. } (25. Kc4 Nc5 26. Kb4 f5 27. Ka3 f4 28. Qf3 Re1 29. d3 d5 30. Qf2 Rd1 31. Qe2 Rxc1) 25... Ng5+ 26. Kf2 g6?! { (4.38 → 6.15) Inaccuracy. f5 was best. } (26... f5 27. Kg2 f4 28. d3 Re2+ 29. Kh1 Rf2 30. Qg1 Nh3 31. Qe1 f3 32. Be3 Rg2 33. Qh4) 27. Ba3?! { (6.15 → 4.47) Inaccuracy. d3 was best. } (27. d3 f6 28. Kg3 d5 29. Qh1 Re2 30. Qxd5+ Kg7 31. h4 Nf7 32. Bf4 h6 33. Qd7) 27... f5 28. Bxd6? { (4.98 → 3.14) Mistake. Kg1 was best. } (28. Kg1 Rf7 29. gxf5 Rxf5 30. Bxd6 Rd8 31. Bg3 Nf3+ 32. Kh1 Nxd2 33. Bh4 Rdd5 34. Ra1) 28... Rf6? { (3.14 → 5.03) Mistake. Ne4+ was best. } (28... Ne4+ 29. Kg1 Nxd6 30. Qf3 Ne4 31. Qg2 fxg4 32. Re1 Ng5 33. Qd5+ Nf7 34. Rxe8 Rxe8 35. Qd4) 29. Bc7 Rc8 30. Be5 Re6 31. Bf4 Nh3+ 32. Kg3 Nxf4 33. Kxf4 h5 34. gxf5 gxf5 35. Kxf5 Rec6 36. Kg5 Rc5+ 37. Kh4 Rd8 38. a4 Re8 39. d4 Rd5 40. Ra1 Re4+ 41. Kg3 h4+ 42. Kf3 Re6 43. c4 Rd7 44. a5 bxa5 45. Rxa5 Red6 46. c5 Rxd4 47. Qc1 Rc4 48. Kg2 Rc3 49. Qe1 h3+ 50. Kh1 Rxc2? { (8.05 → Mate in 8) Checkmate is now unavoidable. Kf8 was best. } (50... Kf8 51. c6) 51. Qe8+ Kg7 52. Qxd7+ Kf6 53. Qxa7?? { (Mate in 6 → Mate in 1) Lost forced checkmate sequence. Qd6+ was best. } (53. Qd6+ Kf5 54. c6+ Rc5 55. Rxc5+ Ke4 56. Re5+ Kf4 57. Qd5 Kg4 58. Qe4#) 53... Rc1# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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