CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/IkFkoL9H"] [Date "2026.03.03"] [White "Almas"] [Black "Sadie"] [Result "1-0"] [UTCDate "2026.03.03"] [UTCTime "00:03:13"] [WhiteElo "1059"] [BlackElo "1487"] [WhiteRatingDiff "+31"] [BlackRatingDiff "-70"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C41"] [Opening "Philidor Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 d6 { C41 Philidor Defense } 3. Nc3 Bg4?! { (0.36 → 1.21) Inaccuracy. c5 was best. } (3... c5) 4. h3 Bxf3 5. gxf3?! { (1.09 → 0.16) Inaccuracy. Qxf3 was best. } (5. Qxf3) 5... Nc6 6. d3 Qe7? { (-0.22 → 0.98) Mistake. Nd4 was best. } (6... Nd4 7. Be3) 7. Bg2?! { (0.98 → 0.36) Inaccuracy. Nd5 was best. } (7. Nd5 Qd8) 7... O-O-O 8. Bd2?! { (0.50 → -0.14) Inaccuracy. f4 was best. } (8. f4 Nf6) 8... Nd4?! { (-0.14 → 0.59) Inaccuracy. Qh4 was best. } (8... Qh4 9. Nd5) 9. O-O?! { (0.59 → 0.07) Inaccuracy. f4 was best. } (9. f4 Nf6 10. Ne2 Nxe2 11. Qxe2 g6 12. fxe5 dxe5 13. O-O-O Nh5 14. Kb1 Bg7 15. c3 c5) 9... Nf6 10. Na4?? { (0.00 → -1.74) Blunder. f4 was best. } (10. f4 h6 11. fxe5 dxe5 12. f4 g6 13. Be3 Rg8 14. fxe5 Qxe5 15. Bf4 Qc5 16. Be3) 10... g6 11. c3?! { (-1.29 → -2.31) Inaccuracy. Nc3 was best. } (11. Nc3 h5 12. a4 Bh6 13. Nb5 Bxd2 14. Qxd2 g5 15. Nxd4 exd4 16. f4 gxf4 17. Qxf4 Nd7) 11... b5?? { (-2.31 → 7.53) Blunder. Ne6 was best. } (11... Ne6 12. c4) 12. cxd4 bxa4 13. a3?! { (8.39 → 5.04) Inaccuracy. Qxa4 was best. } (13. Qxa4) 13... exd4?! { (5.04 → 7.30) Inaccuracy. Qd7 was best. } (13... Qd7 14. d5 Qb5 15. b4 h5 16. Rc1 Bh6 17. Bxh6 Rxh6 18. d4 Nd7 19. Rc6 exd4 20. Qd2) 14. Rc1?! { (7.30 → 4.68) Inaccuracy. Qxa4 was best. } (14. Qxa4 Kb8 15. Qb5+ Ka8 16. e5 Qd7 17. f4+ d5 18. Qxd7 Nxd7 19. Bxd5+ Kb8 20. Bxf7 Bh6) 14... d5?! { (4.68 → 7.92) Inaccuracy. Qd7 was best. } (14... Qd7 15. b3) 15. h4?? { (7.92 → 3.32) Blunder. Qxa4 was best. } (15. Qxa4 Nh5 16. Qxa7 c5 17. Rxc5+ Qxc5 18. Rc1 Qxc1+ 19. Bxc1 Bd6 20. Qa8+ Kd7 21. Qxd5 Ke8) 15... c5?? { (3.32 → 7.30) Blunder. Qd7 was best. } (15... Qd7 16. Bf4 Ne8 17. Re1 Rg8 18. Bg3 f5 19. Re2 Qb5 20. Rec2 Kb8 21. Rc6 Bh6 22. f4) 16. Bh3+?! { (7.30 → 5.35) Inaccuracy. Qxa4 was best. } (16. Qxa4 Kb8 17. b4 Qd7 18. Qa6 Qd6 19. Qxd6+ Rxd6 20. e5 Rc6 21. exf6 c4 22. dxc4 dxc4) 16... Kc7?! { (5.35 → 8.05) Inaccuracy. Nd7 was best. } (16... Nd7 17. Qxa4) 17. Ba5+ Kd6?! { (6.46 → 11.23) Inaccuracy. Kb8 was best. } (17... Kb8 18. Bxd8 Qxd8 19. Qxa4 Qe8 20. Qxe8+ Nxe8 21. b4 Nf6 22. bxc5 Nh5 23. exd5 Nf4 24. Kh2) 18. Qxa4 Rd7 19. f4 Rb7?! { (13.49 → Mate in 11) Checkmate is now unavoidable. Nxe4 was best. } (19... Nxe4 20. dxe4) 20. e5+?! { (Mate in 11 → 22.31) Lost forced checkmate sequence. Rxc5 was best. } (20. Rxc5 Qd7 21. e5+ Ke7 22. exf6+ Kxf6 23. Qxd4+ Ke7 24. Bd8+ Ke8 25. Bxd7+ Kxd7 26. Qxd5+ Bd6) 20... Qxe5 21. fxe5+ Kxe5?! { (23.37 → Mate in 6) Checkmate is now unavoidable. Ke7 was best. } (21... Ke7 22. Qc6) 22. f4+ Kd6 23. Rce1?! { (Mate in 5 → 14.16) Lost forced checkmate sequence. Rxc5 was best. } (23. Rxc5 Ne4 24. Rc8 f5 25. Qe8 Rb6 26. Bb4+ Rxb4 27. Rc6#) 23... Re7?! { (14.16 → Mate in 6) Checkmate is now unavoidable. Bg7 was best. } (23... Bg7 24. Bb4) 24. Rxe7?! { (Mate in 6 → 16.62) Lost forced checkmate sequence. Qb5 was best. } (24. Qb5 Ng4 25. Qa6+ Kd7 26. Qxa7+ Kc6 27. Qb6+ Kd7 28. Qc7+ Ke8 29. Qd8#) 24... Bxe7 25. h5 gxh5 26. Re1 Rg8+?! { (15.86 → Mate in 9) Checkmate is now unavoidable. Rg8+ was best. } (26... Rg8+ 27. Kh2) 27. Kf1 c4 28. Qb4+ Kc6 29. Qa4+ Kb7 30. b3 Bd6 31. bxc4 Bxf4 32. Rb1+ Ka8 33. Qc6# { White wins by checkmate. } 1-0