CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/YpgxSQxM"] [Date "2022.09.14"] [White "Jameson"] [Black "WO1000"] [Result "0-1"] [UTCDate "2022.09.14"] [UTCTime "23:16:23"] [WhiteElo "1685"] [BlackElo "1725"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+6"] [WhiteTitle "GM"] [BlackTitle "GM👑"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A40"] [Opening "Horwitz Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 e6 { A40 Horwitz Defense } 2. Nc3 Bb4 3. Bd2?! { (0.83 → 0.07) Inaccuracy. e4 was best. } (3. e4 d5 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Qg4 Kf8 8. Bd2 Ne7 9. Nf3 cxd4) 3... d5 4. Nb5?! { (0.00 → -0.54) Inaccuracy. a3 was best. } (4. a3 Be7 5. Bf4 Nf6 6. e3 O-O 7. Nb5 Na6 8. Nf3 Nh5 9. Be5 f6 10. Bg3 c6) 4... Bxd2+ 5. Qxd2 c6?! { (-0.48 → 0.03) Inaccuracy. a6 was best. } (5... a6) 6. Nc3 Nf6 7. Nf3 O-O 8. e3 Nbd7 9. Qd3?! { (-0.22 → -1.01) Inaccuracy. Bd3 was best. } (9. Bd3 b6) 9... Ne4?? { (-1.01 → 2.25) Blunder. Re8 was best. } (9... Re8) 10. Nxe4 dxe4 11. Qxe4 Nf6 12. Qd3 b5 13. Be2 a5 14. Ng5?! { (2.78 → 1.81) Inaccuracy. c3 was best. } (14. c3 b4) 14... h6 15. Ne4 Nxe4 16. Qxe4 Bb7 17. O-O Rb8 18. Bd3 f5?? { (2.82 → 6.10) Blunder. g6 was best. } (18... g6 19. Qe5 Qg5 20. Qxg5 hxg5 21. c3 a4 22. b4 g4 23. a3 e5 24. Be2 Bc8 25. dxe5) 19. Qxe6+ Kh8 20. Bxf5?? { (6.15 → -1.95) Blunder. Qe5 was best. } (20. Qe5 c5 21. dxc5 b4 22. Rfd1 Qg5 23. Qg3 Qe7 24. Bxf5 Rxf5 25. Qxb8+ Kh7 26. Qd6 Qe4) 20... Qf6?? { (-1.95 → 7.77) Blunder. Bc8 was best. } (20... Bc8 21. Qxc6) 21. Qe4?? { (7.77 → -1.58) Blunder. Qxf6 was best. } (21. Qxf6 Rxf6) 21... c5? { (-1.58 → -0.12) Mistake. Rbe8 was best. } (21... Rbe8 22. Qg4) 22. Qe6?? { (-0.12 → -2.50) Blunder. d5 was best. } (22. d5) 22... Qxf5 23. Qxf5 Rxf5 24. a4 Rg5 25. g3?! { (-2.79 → -4.25) Inaccuracy. f3 was best. } (25. f3 cxd4) 25... cxd4 26. exd4 b4 27. b3?! { (-3.82 → -5.93) Inaccuracy. c4 was best. } (27. c4 bxc3) 27... Rg4?! { (-5.93 → -4.07) Inaccuracy. Rd8 was best. } (27... Rd8 28. f4 Rgd5 29. Rad1 Bc8 30. Rd2 Bf5 31. Rfd1 Kh7 32. Rc1 Rxd4 33. Rxd4 Rxd4 34. c3) 28. Rad1?! { (-4.07 → -5.23) Inaccuracy. f4 was best. } (28. f4 Rg6) 28... Rd8? { (-5.23 → -3.07) Mistake. Bf3 was best. } (28... Bf3) 29. Rfe1? { (-3.07 → -5.64) Mistake. f4 was best. } (29. f4 Rg6 30. Rfe1 Bd5 31. Re5 Rc6 32. Rd2 Rc3 33. Kf2 Kg8 34. Ke1 Kf7 35. Rf2 Rd6) 29... Rdxd4 30. Re8+ Kh7 31. Rde1 Rde4 32. R8xe4 Rxe4 33. Rf1 Ba6 34. Rd1 Be2 35. Re1?! { (-5.41 → -8.07) Inaccuracy. Rd5 was best. } (35. Rd5) 35... Bf3 36. Rf1 Re2 37. c4 { White offers draw } 37... bxc3 38. Ra1?! { (-14.55 → Mate in 10) Checkmate is now unavoidable. b4 was best. } (38. b4 axb4) 38... Rd2?! { (Mate in 10 → -16.67) Lost forced checkmate sequence. c2 was best. } (38... c2 39. h4 Rd2 40. Kh2 Rd1 41. g4 Rxa1 42. g5 c1=Q 43. Kg3 Bc6 44. Kg4 Qh1 45. g6+) 39. Kf1?! { (-16.67 → Mate in 4) Checkmate is now unavoidable. h4 was best. } (39. h4 c2) 39... Rd1+?! { (Mate in 4 → -10.82) Lost forced checkmate sequence. c2 was best. } (39... c2 40. Re1 Rd1 41. g4 Rxe1+ 42. Kxe1 c1=Q#) 40. Rxd1 Bxd1 41. Ke1?! { (-11.15 → Mate in 9) Checkmate is now unavoidable. Kg2 was best. } (41. Kg2 c2) 41... c2?? { (Mate in 9 → -6.42) Lost forced checkmate sequence. Bf3 was best. } (41... Bf3 42. h4 h5 43. b4 axb4 44. g4 g5 45. hxg5 h4 46. a5 h3 47. a6 h2 48. g6+) 42. Kd2 Kg6 43. f4 Kf7 44. h3 Ke6 45. g4 Kd5 46. Kc1 Kc5 47. Kd2 Kb4 48. Kc1 Kxb3 49. Kd2 Kxa4 50. Kc1 Kb3 51. Kd2 a4 52. Kc1?! { (-22.10 → Mate in 4) Checkmate is now unavoidable. f5 was best. } (52. f5 a3) 52... a3 53. Kd2 a2 54. Kd3 a1=Q 55. Ke4 c1=Q 56. Kf5 Qa5+ 57. Kg6 Qc6+ 58. Kh7 Qe4+ 59. Kg8 Qd8+ 60. Kf7 Qde7+ 61. Kg8 Qa8+ 62. Kh7 g5+ 63. Kxh6 Qaf8+ 64. Kh5 Qff7+ 65. Kh6 Qh7# { Black wins by checkmate. } 0-1