CohenChessClub.com

Shop Cohen Coins
 

Puzzles (3 cohencoins award for each match):

Puzzle Bx7JS: 571

Puzzle MTukP: 525

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/lktyfjpD"] [Date "2025.09.12"] [White "Eitan1"] [Black "Nathan4"] [Result "0-1"] [UTCDate "2025.09.12"] [UTCTime "23:13:08"] [WhiteElo "1263"] [BlackElo "1310"] [WhiteRatingDiff "-27"] [BlackRatingDiff "+10"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B01"] [Opening "Scandinavian Defense: Mieses-Kotroc Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 d5?! { (0.33 → 0.96) Inaccuracy. c5 was best. } (1... c5 2. Nf3 d6 3. Nc3 e5 4. Bc4 Be7 5. d3 Nc6 6. O-O h6 7. Nd5 Nf6 8. Nxf6+) 2. exd5 Qxd5 { B01 Scandinavian Defense: Mieses-Kotroc Variation } 3. b3?? { (1.00 → -6.20) Blunder. Nc3 was best. } (3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bf5 6. Ne5 Be6 7. Bd3 Nbd7 8. Qe2 c6 9. O-O g6) 3... Nc6?? { (-6.20 → -0.23) Blunder. Qe5+ was best. } (3... Qe5+) 4. Bc4?? { (-0.23 → -5.69) Blunder. Nc3 was best. } (4. Nc3) 4... Qxg2? { (-5.69 → -3.52) Mistake. Qe5+ was best. } (4... Qe5+) 5. d4?? { (-3.52 → -10.62) Blunder. Qf3 was best. } (5. Qf3 Qg6) 5... Qxh1 6. Kd2 Qxh2 7. Bd5 Nxd4 8. Nf3 Nxf3+ 9. Qxf3 Qh4 10. Qxf7+ Kd7 11. Ba3 Qd4+ 12. Ke2 Qxa1?? { (-13.10 → Mate in 10) Checkmate is now unavoidable. Qe5+ was best. } (12... Qe5+) 13. Nc3?? { (Mate in 10 → -14.38) Lost forced checkmate sequence. Be6+ was best. } (13. Be6+ Kc6 14. Qf3+ Kb6 15. Bc5+ Kxc5 16. Qd5+ Kb6 17. b4 Qxa2 18. Qc5+ Ka6 19. Bc4+ Qxc4+) 13... Qxc3 14. Qxf8 Qe5+ 15. Kf1 Qxd5 16. Qf3?! { (-16.76 → Mate in 10) Checkmate is now unavoidable. Qxg7 was best. } (16. Qxg7 Qd1+ 17. Kg2 b6 18. f3 Qxc2+ 19. Kg3 Qg6+ 20. Qxg6 hxg6 21. Bb2 Nf6 22. b4 Rh5) 16... Qxf3?! { (Mate in 10 → -30.41) Lost forced checkmate sequence. Qxf3 was best. } (16... Qxf3 17. Ke1 Kc6 18. Bd6 Bg4 19. Kd2 Qxf2+ 20. Kc3 Bf5 21. Kb4 Qxc2 22. Ka5 Qd2+ 23. Ka4) 17. Bxe7 Kxe7 18. c4 Qd1+ 19. Kg2 Qd2 20. c5 Qxa2 21. b4 Qb3 22. f4 Qxb4 23. f5 Qxc5 24. f6+ Kxf6 25. Kf3 Kf5 26. Ke2 Qc3 27. Kd1 Qb2 28. Ke1 Ke4 29. Kd1 Kd3 30. Ke1 Qe2# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting