CohenChessClub.com

Shop Cohen Coins
 

Puzzles (3 cohencoins award for each match):

Puzzle cuXsU: 999999999

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/fejw0AIs"] [Date "2025.09.02"] [White "Robbie3"] [Black "Trekker"] [Result "0-1"] [UTCDate "2025.09.02"] [UTCTime "14:34:47"] [WhiteElo "1138"] [BlackElo "1826"] [WhiteRatingDiff "+0"] [BlackRatingDiff "+0"] [WhiteTitle "NM"] [BlackTitle "GM🎅"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B02"] [Opening "Alekhine Defense: Normal Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 Nf6 2. e5 Nd5 { B02 Alekhine Defense: Normal Variation } 3. Nf3 d6 4. Bc4?! { (0.90 → 0.19) Inaccuracy. c4 was best. } (4. c4 Nb6 5. d4 dxe5 6. Nxe5 g6 7. Be3 Bg7 8. Nc3 O-O 9. Be2 Be6 10. b3 c5) 4... Nb6 5. Bd3 Nc6 6. exd6 exd6?! { (-0.20 → 0.39) Inaccuracy. cxd6 was best. } (6... cxd6 7. a4) 7. O-O Be7 8. Bb5 Bd7 9. Nc3?! { (0.54 → -0.09) Inaccuracy. d4 was best. } (9. d4 a6 10. Be2 O-O 11. c3 Re8 12. a4 d5 13. Nbd2 Na5 14. Re1 h6 15. Nf1 Bd6) 9... O-O 10. Bxc6 Bxc6 11. b3?! { (-0.67 → -1.50) Inaccuracy. Nd4 was best. } (11. Nd4 Bd7 12. a4 a5 13. d3 Re8 14. h3 Bf6 15. Ndb5 h6 16. Be3 Bxb5 17. axb5 d5) 11... Bf6 12. Ba3? { (-1.47 → -2.69) Mistake. Re1 was best. } (12. Re1 Qd7) 12... Nd5 13. Nxd5? { (-2.84 → -4.89) Mistake. Bb2 was best. } (13. Bb2 Nf4 14. d4 Qd7 15. Ne2 Bxf3 16. gxf3 Ng6 17. Kh1 Rfe8 18. Ng3 d5 19. Rg1 Qe6) 13... Bxa1 14. Qxa1 Bxd5 15. c4?! { (-5.44 → -7.87) Inaccuracy. Qc3 was best. } (15. Qc3 Qd7 16. Nd4 Rfe8 17. Bb2 f6 18. Qg3 c5 19. c4 Bxg2 20. Qxg2 cxd4 21. Bxd4 Re6) 15... Bxf3 16. gxf3 Qg5+ 17. Kh1 Rfe8?! { (-8.00 → -5.52) Inaccuracy. Qxd2 was best. } (17... Qxd2) 18. Rg1 Qf4?? { (-5.68 → Mate in 1) Checkmate is now unavoidable. Qh6 was best. } (18... Qh6 19. Bb2) 19. Re1?? { (Mate in 1 → -8.93) Lost forced checkmate sequence. Qxg7# was best. } (19. Qxg7#) 19... Qxf3+ 20. Kg1 Rxe1+ 21. Qxe1 h6 22. Bb2 Qc6 23. d4 Re8 24. Qd1 Re6 25. d5 Rg6+ 26. Kf1 Qd7 27. Ke2 Qg4+ 28. f3 Qg2+ 29. Ke3 Qg5+ 30. Kf2 Qg2+ 31. Ke3 Qxb2 32. Qd4 Qxd4+ 33. Kxd4 Rg2 34. f4 Rxh2 35. c5 Rg2 36. cxd6 cxd6 37. Kc4 h5 38. Kb5 h4 39. b4?! { (-16.31 → Mate in 7) Checkmate is now unavoidable. a4 was best. } (39. a4 h3) 39... h3?! { (Mate in 7 → -57.08) Lost forced checkmate sequence. h3 was best. } (39... h3 40. a4 h2 41. Kc4 h1=Q 42. a5 Rg3 43. Kb5 Qxd5+ 44. Ka4 Qc6+ 45. b5 Qc4#) 40. Ka5?! { (-57.08 → Mate in 6) Checkmate is now unavoidable. a3 was best. } (40. a3 h2) 40... h2 41. b5 h1=Q 42. b6 Qe1+ 43. Ka4 Rxa2+ 44. Kb5 Qb1+ 45. Kc4 Rc2+ 46. Kd4 Qd1+ 47. Ke4 Qe1+ 48. Kf3 Qf2+ 49. Kg4 Rc4 50. Kf5 Qxf4# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting