CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/lhr81b5A"] [Date "2023.08.01"] [White "Isa"] [Black "Penelope"] [Result "1-0"] [UTCDate "2023.08.01"] [UTCTime "20:17:11"] [WhiteElo "1053"] [BlackElo "907"] [WhiteRatingDiff "+26"] [BlackRatingDiff "-24"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Hungarian Opening"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. g3 { A00 Hungarian Opening } b5?! { (0.23 → 0.99) Inaccuracy. d5 was best. } (1... d5 2. Nf3 Nf6 3. Bg2 c6 4. O-O Bg4 5. c4 e6 6. Qb3) 2. Bg2 c6 3. Nf3 Bb7 4. Ne5? { (1.08 → -0.04) Mistake. e4 was best. } (4. e4 e6 5. O-O d5 6. e5 c5 7. d4 Ne7 8. Nc3 a6 9. Re1 cxd4 10. Ne2 Nec6) 4... d6 5. Ng4 Na6? { (-0.23 → 0.85) Mistake. h5 was best. } (5... h5 6. Ne3 d5 7. a4 e6 8. axb5 cxb5 9. h4 Nf6 10. O-O Nc6 11. c3 Be7 12. d4) 6. c3?! { (0.85 → 0.11) Inaccuracy. e4 was best. } (6. e4) 6... b4? { (0.11 → 1.50) Mistake. h5 was best. } (6... h5) 7. Qc2?! { (1.50 → 0.51) Inaccuracy. d4 was best. } (7. d4 Qd7 8. e4 c5 9. O-O g6 10. Re1 h5 11. Ne3 Bg7 12. d5 Nf6 13. Nd2 Ng4) 7... bxc3 8. Qxc3? { (0.70 → -0.45) Mistake. bxc3 was best. } (8. bxc3 Qd7) 8... c5?? { (-0.45 → 10.16) Blunder. Qd7 was best. } (8... Qd7) 9. Qb3?? { (10.16 → -8.36) Blunder. Bxb7 was best. } (9. Bxb7 Nb4 10. a3 Rb8 11. Bg2 Qa5 12. b3 Qb6 13. axb4 cxb4 14. Qc6+ Qxc6 15. Bxc6+ Kd8) 9... Nc7?? { (-8.36 → 9.64) Blunder. Bxg2 was best. } (9... Bxg2) 10. Qxb7 Rc8? { (8.81 → Mate in 2) Checkmate is now unavoidable. f5 was best. } (10... f5) 11. Qxa7? { (Mate in 2 → 9.03) Lost forced checkmate sequence. Bc6+ was best. } (11. Bc6+ Qd7 12. Qxc8#) 11... Qd7 12. O-O Qxg4 13. Qb7 Qd7?! { (6.38 → 12.41) Inaccuracy. d5 was best. } (13... d5 14. d4) 14. Nc3 e6 15. Ne4?? { (9.92 → 1.70) Blunder. Bc6 was best. } (15. Bc6 Qxc6 16. Qxc6+ Kd8 17. Ne4 h5 18. Nxd6 Bxd6 19. Qxd6+ Ke8 20. Qxc5 Ne7 21. f3 Kf8) 15... Nd5?! { (1.70 → 2.74) Inaccuracy. d5 was best. } (15... d5 16. Nc3 Ne7 17. Qb3 Nc6 18. Qd1 Be7 19. Na4 Rb8 20. b3 O-O 21. Bb2 Nb5 22. e3) 16. Nf6+?? { (2.74 → -5.54) Blunder. Qxd7+ was best. } (16. Qxd7+ Kxd7) 16... Ndxf6 17. Qxd7+ Kxd7 18. d3 e5?? { (-5.14 → -0.55) Blunder. Ne7 was best. } (18... Ne7 19. a3) 19. Bg5?? { (-0.55 → -2.57) Blunder. Bh3+ was best. } (19. Bh3+ Kd8 20. Bxc8 Kxc8 21. b4 Ne7 22. b5 Ned5 23. Bd2 Kb7 24. a4 Be7 25. a5 e4) 19... Ng4? { (-2.57 → -0.94) Mistake. Rb8 was best. } (19... Rb8) 20. h3? { (-0.94 → -2.04) Mistake. a4 was best. } (20. a4 f5) 20... N4h6 21. h4 Nf5?? { (-1.65 → 1.63) Blunder. f5 was best. } (21... f5 22. a4 Be7 23. a5 Bxg5 24. hxg5 Nf7 25. a6 Ne7 26. a7 d5 27. e4 Ra8 28. exf5) 22. Bh3 f6?? { (1.65 → 6.63) Blunder. g6 was best. } (22... g6 23. e4 Ne7 24. exf5 Nxf5 25. g4 Nd4 26. Bf6 Rg8 27. g5+ Ne6 28. f4 Bg7 29. fxe5) 23. Bxf5+ Ke7 24. Bxc8 Kd8 25. Be6 Ke7 26. Bxg8 Rxg8 27. Bd2 d5 28. e4 d4 29. Ba5 g6 30. f4 exf4 31. Rxf4 f5 32. exf5 Bh6 33. Re4+ Kf6 34. Rae1 Kxf5? { (9.15 → Mate in 2) Checkmate is now unavoidable. Be3+ was best. } (34... Be3+ 35. R1xe3 dxe3 36. Bc3+ Kf7 37. fxg6+ Rxg6 38. Rxe3 Ra6 39. a3 Ra8 40. Kf2 Re8 41. Rxe8) 35. Re5+? { (Mate in 2 → 9.31) Lost forced checkmate sequence. Rf1+ was best. } (35. Rf1+ Bf4 36. Rfxf4#) 35... Kg4 36. R1e4+ Kxg3 37. Be1+ Kh3? { (8.93 → Mate in 3) Checkmate is now unavoidable. Kf3 was best. } (37... Kf3) 38. h5? { (Mate in 3 → 9.60) Lost forced checkmate sequence. Rg5 was best. } (38. Rg5 Bxg5 39. hxg5 h5 40. Rh4#) 38... gxh5+? { (9.60 → Mate in 5) Checkmate is now unavoidable. g5 was best. } (38... g5 39. Re2) 39. Kf2? { (Mate in 5 → 9.14) Lost forced checkmate sequence. Kh1 was best. } (39. Kh1 Rg1+ 40. Kxg1 Be3+ 41. Kf1 Bf2 42. Bxf2 c4 43. Rxh5#) 39... Kh2? { (9.14 → Mate in 1) Checkmate is now unavoidable. Be3+ was best. } (39... Be3+ 40. Kf3) 40. Rxh5# { White wins by checkmate. } 1-0