CohenChessClub.com

[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/UcOSXhLx"] [Date "2022.11.26"] [White "Ray"] [Black "Aden"] [Result "0-1"] [UTCDate "2022.11.26"] [UTCTime "00:04:04"] [WhiteElo "1140"] [BlackElo "1483"] [WhiteRatingDiff "-5"] [BlackRatingDiff "+14"] [WhiteTitle "NM"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A40"] [Opening "Horwitz Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 e6 { A40 Horwitz Defense } 2. e3 Bb4+?! { (0.18 → 0.85) Inaccuracy. Nf6 was best. } (2... Nf6 3. b3 b6 4. Nf3 Bb7 5. Bd3 d5 6. Nbd2 Bd6 7. O-O c5 8. Qe2 O-O 9. Bb2) 3. c3 Ba5 4. b4 Bb6 5. e4?! { (1.35 → 0.69) Inaccuracy. c4 was best. } (5. c4) 5... Qf6?? { (0.69 → 2.91) Blunder. d6 was best. } (5... d6 6. Nf3 Nf6 7. Nbd2 e5 8. a4 a5 9. b5 O-O 10. Bd3 Re8 11. O-O Bg4 12. Qc2) 6. b5? { (2.91 → 1.38) Mistake. e5 was best. } (6. e5 Qe7) 6... a6 7. c4?? { (1.70 → -7.87) Blunder. e5 was best. } (7. e5 Qe7) 7... axb5?? { (-7.87 → -0.96) Blunder. Qxd4 was best. } (7... Qxd4) 8. cxb5?? { (-0.96 → -8.05) Blunder. e5 was best. } (8. e5 Qe7) 8... Ra4?? { (-8.05 → 0.78) Blunder. Qxd4 was best. } (8... Qxd4 9. Be3 Qxa1 10. Bxb6 cxb6 11. Nf3 Nf6 12. Bd3 d6 13. Qc2 O-O 14. a3 Rxa3 15. O-O) 9. Qxa4 Qxd4 10. Qc2 Qxa1 11. Nc3?? { (3.89 → -2.43) Blunder. Bb2 was best. } (11. Bb2) 11... Bd4?? { (-2.43 → 5.21) Blunder. Ba5 was best. } (11... Ba5 12. Kd2) 12. Nb1?? { (5.21 → 0.60) Blunder. Nge2 was best. } (12. Nge2) 12... Bc5?? { (0.60 → 3.03) Blunder. Nf6 was best. } (12... Nf6 13. Nf3 d5 14. exd5 Nxd5 15. Bc4 Bc3+ 16. Nxc3 Qxc3+ 17. Qxc3 Nxc3 18. Bb2 Nd5 19. Bxd5) 13. Bb2?? { (3.03 → -0.23) Blunder. Ne2 was best. } (13. Ne2 Bb4+ 14. Nec3 d5 15. a3 d4 16. axb4 dxc3 17. Be2 Nf6 18. Nxc3 Nbd7 19. O-O Qa7) 13... Qxa2 14. Qxc5?! { (-0.34 → -1.32) Inaccuracy. Bc4 was best. } (14. Bc4) 14... Qxb2 15. Bd3 Ne7 16. Qxc7 Nbc6?? { (-1.03 → 0.96) Blunder. d5 was best. } (16... d5) 17. Qxc8+?? { (0.96 → -9.28) Blunder. bxc6 was best. } (17. bxc6) 17... Nd8?? { (-9.28 → 7.04) Blunder. Nxc8 was best. } (17... Nxc8 18. bxc6) 18. Qc5 d5 19. Ne2 b6 20. Qxb6 Qb4+ 21. Nec3? { (8.15 → 3.91) Mistake. Nbc3 was best. } (21. Nbc3) 21... dxe4? { (3.91 → 7.84) Mistake. d4 was best. } (21... d4 22. Qc7) 22. Bxe4 Qxe4+ 23. Nxe4 Nd5 24. Qc5 Nf4 25. Nd6+ Ke7 26. Qc7+ Kf6 27. Ne4+ Kf5 28. f3 Nxg2+ 29. Kf2 Nf4 30. Kg3 Ne2+ 31. Kf2 Nf4 32. Qe7 e5?! { (11.20 → Mate in 4) Checkmate is now unavoidable. h6 was best. } (32... h6 33. Qh4) 33. Nbc3?! { (Mate in 4 → 12.85) Lost forced checkmate sequence. Nd6+ was best. } (33. Nd6+ Kg6 34. Rg1+ Ng2 35. Rxg2+ Kh6 36. Qg5#) 33... h5 34. Nf6 g6?! { (11.08 → Mate in 3) Checkmate is now unavoidable. Kg6 was best. } (34... Kg6 35. Nce4) 35. Nxh5?! { (Mate in 3 → 16.61) Lost forced checkmate sequence. Nd7 was best. } (35. Nd7 Nh3+ 36. Ke3 h4 37. Qxe5#) 35... gxh5?! { (16.61 → Mate in 8) Checkmate is now unavoidable. Nxh5 was best. } (35... Nxh5 36. Ne4) 36. Ra1? { (Mate in 8 → 9.52) Lost forced checkmate sequence. Ne4 was best. } (36. Ne4 Rh6 37. Qxd8 Nh3+ 38. Ke3 Ng5 39. Qxg5+ Ke6 40. Rd1 f6 41. Qxh6 Kf7 42. Rd8 h4) 36... f6? { (9.52 → Mate in 7) Checkmate is now unavoidable. Ng6 was best. } (36... Ng6 37. Qd7+) 37. Ra6?! { (Mate in 7 → 14.16) Lost forced checkmate sequence. Ne4 was best. } (37. Ne4 Rh6 38. Nd6+ Kg5 39. Rg1+ Ng2 40. Qg7+ Rg6 41. Rxg2+ Kh4 42. Qxg6 e4 43. Qg3#) 37... Nc6?! { (14.16 → Mate in 7) Checkmate is now unavoidable. Rh6 was best. } (37... Rh6 38. Ne4) 38. Qxf6+?? { (Mate in 7 → 3.93) Lost forced checkmate sequence. Ne4 was best. } (38. Ne4 Rh6 39. Rxc6 Nd5 40. Qd7+ Kf4 41. Qg7 Rg6 42. Qxg6 Ne7 43. Rxf6+ Nf5 44. Qxf5#) 38... Kxf6 39. Rxc6+ Kf5 40. Ne4 Ra8?? { (4.57 → Mate in 1) Checkmate is now unavoidable. Ne6 was best. } (40... Ne6 41. b6) 41. Kg3?? { (Mate in 1 → 3.68) Lost forced checkmate sequence. Rf6# was best. } (41. Rf6#) 41... Rg8+?! { (3.68 → 4.82) Inaccuracy. h4+ was best. } (41... h4+ 42. Kxh4) 42. Kf2 Rg2+?! { (4.81 → 6.28) Inaccuracy. Ne6 was best. } (42... Ne6 43. b6) 43. Ke3?? { (6.28 → Mate in 1) Checkmate is now unavoidable. Kf1 was best. } (43. Kf1 Rg6) 43... Rxh2?? { (Mate in 1 → Mate in 1) Lost forced checkmate sequence. Re2# was best. } (43... Re2#) 44. Rc7?? { (Mate in 1 → Mate in 1) Lost forced checkmate sequence. Rf6# was best. } (44. Rf6#) 44... Re2# { Black wins by checkmate. } 0-1