CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/963bcyah"] [Date "2026.08.07"] [White "Troy"] [Black "Eitan1"] [Result "0-1"] [UTCDate "2026.08.07"] [UTCTime "23:49:03"] [WhiteElo "1416"] [BlackElo "1235"] [WhiteRatingDiff "-13"] [BlackRatingDiff "+11"] [WhiteTitle "NM⚔"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C24"] [Opening "Bishop's Opening: Berlin Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Bc4?! { (0.50 → -0.05) Inaccuracy. Nf3 was best. } (2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6) 2... Nf6 { C24 Bishop's Opening: Berlin Defense } 3. d3 c6 4. Nc3?! { (0.18 → -0.63) Inaccuracy. Nf3 was best. } (4. Nf3 d5 5. Bb3 Bb4+ 6. c3 Bd6 7. Bg5 dxe4 8. dxe4 O-O 9. O-O h6 10. Bh4 Bc7) 4... Bb4?! { (-0.63 → -0.11) Inaccuracy. d5 was best. } (4... d5 5. Bb3 dxe4 6. Bg5 Bb4 7. dxe4 Nbd7 8. Ne2 h6 9. Bh4 g5 10. Bg3 Nxe4 11. O-O) 5. Bg5?! { (-0.11 → -0.99) Inaccuracy. Bb3 was best. } (5. Bb3 d5 6. Bd2 dxe4 7. Nxe4 Nxe4 8. Bxb4 Qd4 9. Qe2 Qxb4+ 10. c3 Nxc3 11. Qxe5+ Qe7) 5... Bxc3+? { (-0.99 → 0.46) Mistake. d5 was best. } (5... d5 6. exd5) 6. bxc3 h6 7. Bxf6 gxf6?! { (0.31 → 1.28) Inaccuracy. Qxf6 was best. } (7... Qxf6 8. Ne2 d6 9. O-O O-O 10. f4 Nd7 11. a4 Qe7 12. Bb3 a5 13. Ng3 Nf6 14. Qd2) 8. Nf3? { (1.28 → 0.03) Mistake. Bb3 was best. } (8. Bb3 d5 9. Qh5 Rg8 10. Ne2 Be6 11. Qxh6 Nd7 12. O-O Qa5 13. Rab1 O-O-O 14. exd5 cxd5) 8... Na6?? { (0.03 → 2.59) Blunder. d5 was best. } (8... d5 9. Bb3 Rg8 10. Nh4 a5 11. a4 f5 12. Nf3 fxe4 13. dxe4 Rxg2 14. exd5 Qf6 15. Qe2) 9. O-O? { (2.59 → 1.32) Mistake. Bxa6 was best. } (9. Bxa6 bxa6) 9... d6? { (1.32 → 2.96) Mistake. Nc7 was best. } (9... Nc7 10. Nh4) 10. Rb1? { (2.96 → 1.27) Mistake. Bxa6 was best. } (10. Bxa6) 10... f5? { (1.27 → 2.84) Mistake. Nc5 was best. } (10... Nc5) 11. exf5?! { (2.84 → 1.89) Inaccuracy. Bxa6 was best. } (11. Bxa6 bxa6 12. exf5 Bxf5 13. Nd2 O-O 14. f4 exf4 15. Rxf4 Bg6 16. h4 d5 17. Qf3 h5) 11... Bxf5?? { (1.89 → 4.38) Blunder. b5 was best. } (11... b5 12. Bb3) 12. Rxb7 O-O? { (4.18 → 7.00) Mistake. Nc7 was best. } (12... Nc7) 13. Bxa6 Qf6 14. Rb2 Qg6 15. Bb7 Bh3 16. g3 Bxf1 17. Bxa8 Rxa8 18. Kxf1 e4 19. dxe4 Qxe4 20. Nd2?? { (8.46 → -0.19) Blunder. Rb4 was best. } (20. Rb4 Re8 21. Rxe4 Rxe4 22. Nd4 Re5 23. Nxc6 Re6 24. Qg4+ Kh7 25. Nd8 Re5 26. Nxf7 Ra5) 20... Qd5?? { (-0.19 → 7.88) Blunder. Qh1+ was best. } (20... Qh1+ 21. Ke2 Re8+ 22. Ne4 Qxe4+ 23. Kd2 Qf5 24. Kc1 Qxf2 25. Qg4+ Kh7 26. Rb3 Qf1+ 27. Kb2) 21. Ke1?? { (7.88 → -4.91) Blunder. Kg1 was best. } (21. Kg1) 21... Re8+ 22. Kf1?? { (-5.17 → Mate in 1) Checkmate is now unavoidable. Qe2 was best. } (22. Qe2) 22... Qh1# { Black wins by checkmate. } 0-1