FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/k5pxwjya"]
[Date "2026.05.29"]
[White "Eli4"]
[Black "Eitan1"]
[Result "0-1"]
[UTCDate "2026.05.29"]
[UTCTime "23:26:59"]
[WhiteElo "739"]
[BlackElo "1178"]
[WhiteRatingDiff "-2"]
[BlackRatingDiff "+1"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "A40"]
[Opening "Horwitz Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 e6 { A40 Horwitz Defense } 2. e3 Bd6?! { (0.20 → 0.87) Inaccuracy. Nf6 was best. } (2... Nf6 3. Nf3) 3. Nc3 Nf6 4. Nf3 O-O?! { (0.50 → 1.10) Inaccuracy. Bb4 was best. } (4... Bb4 5. Bd3 d5 6. O-O Nbd7 7. a3 Bxc3 8. bxc3 O-O 9. c4 c5 10. cxd5 exd5 11. c4) 5. Bd3?! { (1.10 → 0.41) Inaccuracy. e4 was best. } (5. e4 Be7 6. e5 Nd5 7. Ne4 d6 8. c3 dxe5 9. dxe5 Nd7 10. Bd3 c6 11. O-O Qc7) 5... b6?? { (0.41 → 2.43) Blunder. c5 was best. } (5... c5 6. O-O Nc6 7. a3 a6 8. Ne4 Nxe4 9. Bxe4 f5 10. Bxc6 bxc6 11. c4 a5 12. Bd2) 6. Bd2? { (2.43 → 0.83) Mistake. e4 was best. } (6. e4 Be7) 6... c5 7. Qe2?! { (0.75 → -0.22) Inaccuracy. e4 was best. } (7. e4 cxd4 8. Nb5 Be7 9. e5 Nd5 10. Nbxd4 d6 11. Qe2 dxe5 12. Nxe5 Bb7 13. Qe4 g6) 7... cxd4?! { (-0.22 → 0.76) Inaccuracy. Nc6 was best. } (7... Nc6) 8. O-O?? { (0.76 → -7.37) Blunder. exd4 was best. } (8. exd4) 8... dxc3 9. Bxc3 Nc6 10. Bxf6 gxf6?! { (-8.84 → -4.87) Inaccuracy. Qxf6 was best. } (10... Qxf6 11. c3) 11. Nd4?! { (-4.87 → -6.89) Inaccuracy. Rad1 was best. } (11. Rad1 Bc5 12. c3 Be7 13. Bxh7+ Kxh7 14. Nd4 Ne5 15. Nc6 dxc6 16. Rxd8 Rxd8 17. Rd1 Rxd1+) 11... Nxd4?? { (-6.89 → 0.00) Blunder. f5 was best. } (11... f5) 12. exd4?? { (0.00 → -8.84) Blunder. Bxh7+ was best. } (12. Bxh7+ Kh8 13. Qh5 Ne2+ 14. Kh1 Kg7 15. Qg4+ Kxh7 16. Qh4+ Kg7 17. Qg4+ Kh8 18. Qh3+ Kg8) 12... e5?? { (-8.84 → Mate in 5) Checkmate is now unavoidable. f5 was best. } (12... f5 13. Qh5 Qf6 14. Rae1 Kh8 15. Re5 Rg8 16. Bxf5 Rg7 17. Bd3 Bb7 18. Bxh7 Rxh7 19. Qg5) 13. dxe5?? { (Mate in 5 → 1.62) Lost forced checkmate sequence. Qg4+ was best. } (13. Qg4+ Kh8 14. Qf5 e4 15. Bxe4 Bxh2+ 16. Kh1 Kg7 17. Qxh7#) 13... fxe5 14. Bb5?? { (1.61 → -6.39) Blunder. Qe4 was best. } (14. Qe4 f5) 14... Qe8?? { (-6.39 → -0.56) Blunder. Kh8 was best. } (14... Kh8 15. Rfd1 Qe7 16. Rd3 Bc5 17. Rad1 e4 18. Rd5 d6 19. b4 Bxb4 20. Qc4 Bc5 21. Rxc5) 15. Bxd7?? { (-0.56 → -9.30) Blunder. Qg4+ was best. } (15. Qg4+) 15... Bxd7 16. c4 e4 17. Qxe4 Qxe4 18. Rae1 Qf4 19. g3 Qf6 20. f4?! { (-16.92 → Mate in 7) Checkmate is now unavoidable. Rd1 was best. } (20. Rd1 Bc6) 20... Rfe8?! { (Mate in 7 → -18.51) Lost forced checkmate sequence. Bc5+ was best. } (20... Bc5+ 21. Kg2 Qxb2+ 22. Kf3 Bc6+ 23. Kg4 Qg7+ 24. Kh5 Qg6+ 25. Kh4 Qh6+ 26. Kg4 f5#) 21. c5?! { (-18.51 → Mate in 6) Checkmate is now unavoidable. Rxe8+ was best. } (21. Rxe8+ Bxe8) 21... Rxe1 22. cxd6 Rxf1+ 23. Kxf1 Bb5+ 24. Kg1 Qe6 25. f5 Qe1+ 26. Kg2 Bc6+ 27. Kh3 Qf1+ 28. Kg4 Qh1 29. f6 Qxh2 30. Kg5 Bd7 31. Kf4 Qh6+ 32. Kf3 Qxf6+ 33. Kg2 Bc6+ 34. Kg1 Qf3 35. Kh2 Qg2# { Black wins by checkmate. } 0-1