CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/TO1RZxSj"] [Date "2026.03.07"] [White "Eitan1"] [Black "Mark2"] [Result "0-1"] [UTCDate "2026.03.07"] [UTCTime "00:32:26"] [WhiteElo "1210"] [BlackElo "1191"] [WhiteRatingDiff "-10"] [BlackRatingDiff "+12"] [BlackTitle "࿄"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C48"] [Opening "Four Knights Game: Spanish Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 { C48 Four Knights Game: Spanish Variation } g6?? { (0.01 → 1.64) Blunder. Nd4 was best. } (4... Nd4 5. Nxd4 exd4 6. e5 dxc3 7. exf6 Qxf6 8. dxc3 Qe5+ 9. Qe2 Qxe2+ 10. Bxe2 Bc5 11. O-O) 5. Bxc6 dxc6 6. Nxe5 Bg7 7. d4?! { (1.51 → 0.93) Inaccuracy. Nf3 was best. } (7. Nf3 b6) 7... Bg4?? { (0.93 → 8.30) Blunder. O-O was best. } (7... O-O 8. Be3 c5 9. O-O cxd4 10. Bxd4 Re8 11. f4 b6 12. Nf3 Ba6 13. Re1 Bb7 14. Be5) 8. f3?? { (8.30 → 2.35) Blunder. Nxg4 was best. } (8. Nxg4) 8... Bh5? { (2.35 → 3.85) Mistake. Be6 was best. } (8... Be6 9. Be3 Nd7 10. Nd3 Nb6 11. Ne2 Nc4 12. Qc1 Nxe3 13. Qxe3 Qh4+ 14. Qf2 Qh6 15. b3) 9. g4? { (3.85 → 1.90) Mistake. Be3 was best. } (9. Be3 c5 10. Qd3 O-O 11. O-O-O cxd4 12. Bxd4 Qe7 13. Qb5 Rad8 14. Qc5 Bh6+ 15. Kb1 Qxc5) 9... Nxg4 10. fxg4?! { (1.99 → 1.37) Inaccuracy. fxg4 was best. } (10. fxg4 Qh4+) 10... Bxg4?? { (1.37 → 8.15) Blunder. Qh4+ was best. } (10... Qh4+ 11. Kf1 Bxe5 12. gxh5 O-O-O 13. Qf3 Rxd4 14. Be3 Rb4 15. Bf2 Qxh5 16. Qxh5 gxh5 17. Bg3) 11. Qxg4 Qxd4 12. b3?? { (8.15 → -8.92) Blunder. Nf3 was best. } (12. Nf3 Qb4) 12... Bxe5?? { (-8.92 → 2.36) Blunder. Qxc3+ was best. } (12... Qxc3+) 13. Ba3?? { (2.36 → -10.33) Blunder. Bd2 was best. } (13. Bd2) 13... h5 14. Qh4 g5 15. Qxg5 Bf6?? { (-7.44 → -2.82) Blunder. Qxc3+ was best. } (15... Qxc3+ 16. Ke2 Bf6 17. Qc5 Qxc5 18. Bxc5 Bxa1 19. Rxa1 Rg8 20. Rf1 Rg2+ 21. Ke3 Rxh2 22. Rf5) 16. Ne2?? { (-2.82 → -7.78) Blunder. Qd2 was best. } (16. Qd2 Qxc3 17. Rd1 Qh3 18. Qf4 Bh4+ 19. Kd2 f6 20. Ke2 Qg2+ 21. Kd3 O-O-O+ 22. Kc3 Bg5) 16... Qxa1+ 17. Kd2 Qxh1?? { (-22.63 → 0.00) Blunder. Bxg5+ was best. } (17... Bxg5+) 18. Qc5?? { (0.00 → -15.23) Blunder. Qxf6 was best. } (18. Qxf6 Rd8+ 19. Ke3 Kd7 20. Qf5+ Ke8 21. Qc5 Kd7) 18... Qxe4 19. Ng3?! { (-15.77 → Mate in 7) Checkmate is now unavoidable. Nc3 was best. } (19. Nc3 Qf4+) 19... Qg2+?! { (Mate in 7 → -12.07) Lost forced checkmate sequence. O-O-O+ was best. } (19... O-O-O+ 20. Qd6 Bg5+ 21. Kc3 Qe1+ 22. Kd3 Qd2+ 23. Ke4 Rhe8+ 24. Kf5 Qd5+ 25. Qxd5 Rxd5#) 20. Kd1?! { (-12.07 → Mate in 10) Checkmate is now unavoidable. Kc1 was best. } (20. Kc1 Qf3) 20... Bg5? { (Mate in 10 → -8.32) Lost forced checkmate sequence. Rd8+ was best. } (20... Rd8+ 21. Kc1 Qd2+ 22. Kb1 Qe1+ 23. Bc1 Rd1 24. Ne2 Qxe2 25. Qg5 Bxg5 26. a4 Rxc1+ 27. Kb2) 21. Ke1? { (-8.32 → Mate in 9) Checkmate is now unavoidable. Qe5+ was best. } (21. Qe5+ Kd7) 21... Qg1+?? { (Mate in 9 → 1.63) Lost forced checkmate sequence. Bd2+ was best. } (21... Bd2+ 22. Kd1 O-O-O 23. Qf5+ Kb8 24. Qd3 Bc3 25. Kc1 Rxd3 26. Kb1 Rd1+ 27. Bc1 Rxc1+ 28. Kxc1) 22. Ke2?? { (1.63 → -11.72) Blunder. Qxg1 was best. } (22. Qxg1) 22... Qxc5 23. Nxh5?! { (-10.73 → Mate in 5) Checkmate is now unavoidable. Bxc5 was best. } (23. Bxc5 h4 24. Ne4 Rg8 25. Kf3 Be7 26. Bd4 h3 27. Ng3 Kd7 28. Be5 a5 29. a4 Bd6) 23... Qe3+ 24. Kf1 Bh4 25. Kg2 Qf2+ 26. Kh1 Qf1# { Black wins by checkmate. } 0-1