CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/E770B3ex"] [Date "2026.10.07"] [White "Mason6"] [Black "Leo3"] [Result "1/2-1/2"] [UTCDate "2026.10.07"] [UTCTime "14:00:42"] [WhiteElo "1128"] [BlackElo "1188"] [WhiteRatingDiff "+5"] [BlackRatingDiff "-5"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Kadas Opening"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. h4 { A00 Kadas Opening } h6 2. f4?! { (-0.06 → -1.07) Inaccuracy. e4 was best. } (2. e4) 2... g5?? { (-1.07 → 1.51) Blunder. d5 was best. } (2... d5 3. e3) 3. fxg5? { (1.51 → 0.00) Mistake. hxg5 was best. } (3. hxg5 Bg7) 3... hxg5 4. hxg5?? { (-0.29 → -7.43) Blunder. d4 was best. } (4. d4 gxh4 5. Bg5 d5 6. e3 Qd6 7. Bf4 Qb6 8. Nf3 Bg4 9. c4 Nf6 10. c5 Qxb2) 4... f6?? { (-7.43 → 11.07) Blunder. Rxh1 was best. } (4... Rxh1 5. Nf3 d5 6. d4 Nc6 7. c4 e5 8. cxd5 Qxd5 9. Nc3 Bb4 10. e4 Qxe4+ 11. Kf2) 5. gxf6?? { (11.07 → -6.12) Blunder. Rxh8 was best. } (5. Rxh8 fxg5) 5... exf6?? { (-6.12 → 10.46) Blunder. Rxh1 was best. } (5... Rxh1) 6. Nh3?? { (10.46 → 0.46) Blunder. Rxh8 was best. } (6. Rxh8 d5 7. Rxg8 Kf7 8. Rxf8+ Qxf8 9. e3 Qh6 10. Kf2 Nc6 11. Nf3 Be6 12. Nc3 Rg8) 6... f5? { (0.46 → 1.88) Mistake. d5 was best. } (6... d5 7. d4 Bd6 8. e3 Be6 9. Nc3 Qd7 10. Nb5 Bg3+ 11. Kd2 Bg4 12. Be2 f5 13. Nf4) 7. Nf2?? { (1.88 → -3.80) Blunder. d4 was best. } (7. d4) 7... f4?? { (-3.80 → 9.47) Blunder. Rxh1 was best. } (7... Rxh1 8. Nxh1 Qh4+ 9. Nf2 Bd6 10. e3 Bg3 11. Qf3 Nc6 12. d4 Nf6 13. Nc3 Ne4 14. Bc4) 8. Nh3?? { (9.47 → -1.57) Blunder. Rxh8 was best. } (8. Rxh8 Qg5) 8... f3?? { (-1.57 → 2.32) Blunder. d5 was best. } (8... d5) 9. exf3 Rxh3?? { (1.94 → 5.86) Blunder. Nc6 was best. } (9... Nc6 10. Qe2+ Nge7 11. d4 d5 12. Be3 Bxh3 13. Nc3 Qd6 14. O-O-O O-O-O 15. Rxh3 Rxh3 16. gxh3) 10. gxh3?? { (5.86 → 0.00) Blunder. Rxh3 was best. } (10. Rxh3 d5 11. Rh1 Nc6 12. Bb5 Qd6 13. Nc3 Ne7 14. d4 Bf5 15. Kf2 O-O-O 16. Bg5 Bg7) 10... Ba3?? { (0.00 → 8.97) Blunder. Qh4+ was best. } (10... Qh4+ 11. Ke2 Qe7+ 12. Kf2 Qh4+ 13. Kg1 Qd4+ 14. Kg2 Qg7+ 15. Kf2 Qd4+ 16. Ke1 Qh4+) 11. bxa3?! { (8.97 → 6.12) Inaccuracy. Qe2+ was best. } (11. Qe2+) 11... a5?! { (6.12 → 9.43) Inaccuracy. Qh4+ was best. } (11... Qh4+ 12. Ke2) 12. a4?! { (9.43 → 6.08) Inaccuracy. Qe2+ was best. } (12. Qe2+) 12... b5?! { (6.08 → 9.99) Inaccuracy. Qh4+ was best. } (12... Qh4+ 13. Ke2) 13. axb5?? { (9.99 → 0.00) Blunder. Qe2+ was best. } (13. Qe2+ Qe7 14. axb5 Bb7 15. Rg1 Qxe2+ 16. Kxe2 Nf6 17. Bb2 Kf7 18. a4 c6 19. Ba3 cxb5) 13... c6?? { (0.00 → 10.23) Blunder. Qh4+ was best. } (13... Qh4+ 14. Ke2 Qe7+ 15. Kf2 Qh4+ 16. Kg2 Qg5+ 17. Kh2 Qf4+ 18. Kg1 Qd4+ 19. Kg2 Qg7+ 20. Kf2) 14. bxc6 dxc6 15. a3?? { (10.15 → 2.08) Blunder. Qe2+ was best. } (15. Qe2+) 15... c5?? { (2.08 → 9.50) Blunder. Qh4+ was best. } (15... Qh4+ 16. Ke2) 16. d3 c4 17. dxc4 Nf6 18. Nc3 Nd5 19. Nxd5 Qxd5?! { (13.92 → Mate in 16) Checkmate is now unavoidable. Kf7 was best. } (19... Kf7 20. Be3 Qh4+ 21. Bf2 Qh5 22. Qd4 Qxf3 23. Qf4+ Qxf4 24. Nxf4) 20. Qxd5?! { (Mate in 16 → 84.98) Lost forced checkmate sequence. Qxd5 was best. } (20. Qxd5 Ra6 21. Qg8+ Ke7 22. Bg5+ Rf6 23. Qg7+ Ke8 24. Qxf6 Nc6 25. Qxc6+ Bd7 26. Qg6+ Kf8) 20... Bxh3?! { (84.98 → Mate in 5) Checkmate is now unavoidable. Bf5 was best. } (20... Bf5 21. Qxa8 Kf7 22. Qxb8 Be6 23. Rg1 Bg4 24. fxg4 a4 25. Qa7+ Kf8 26. Qxa4 Kf7 27. h4) 21. Bxh3 Nd7 22. Qxa8+ Kf7 23. Qa7 Kg6 24. Qxd7 Kf6 25. Qa7 Ke5 26. Qxa5+ Kd4 27. c5 Kc4 28. c6 Kd4 29. c7 Kc4 30. f4 Kd4 31. c8=Q Ke4 32. f5 Kf3 33. f6 Ke4 34. f7 Kd4 35. f8=Q Ke4 36. a4 Kd4 37. Qaa8 Ke5 38. a5 Kd4 39. a6 Ke5 40. a7 Kd4 41. Qab7 Ke5 42. a8=Q Kd4 43. Qbb8 { Draw by stalemate. } 1/2-1/2