CohenChessClub.com

[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/hm1fz0bc"] [Date "2022.08.10"] [White "Nikolai"] [Black "SupremeKnight"] [Result "1/2-1/2"] [UTCDate "2022.08.10"] [UTCTime "20:33:40"] [WhiteElo "1169"] [BlackElo "1278"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-6"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A40"] [Opening "Horwitz Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 e6 { A40 Horwitz Defense } 2. Nf3 Nf6 3. Nc3?! { (0.42 → -0.20) Inaccuracy. c4 was best. } (3. c4 d5 4. g3 dxc4 5. Bg2 Bb4+ 6. Bd2 a5 7. Qc2 Nc6 8. Bxb4 axb4 9. Qxc4 Qd5) 3... Bd6? { (-0.20 → 1.01) Mistake. d5 was best. } (3... d5) 4. e4 O-O?? { (1.25 → 7.61) Blunder. Bb4 was best. } (4... Bb4 5. Bd3) 5. Be2?? { (7.61 → 0.95) Blunder. e5 was best. } (5. e5 Be7 6. exf6 Bxf6 7. Bd3 d5 8. Ne2 Nd7 9. c3 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5) 5... c5?? { (0.95 → 7.83) Blunder. Bb4 was best. } (5... Bb4) 6. dxc5?? { (7.83 → 0.79) Blunder. e5 was best. } (6. e5) 6... Bxc5 7. Nd4?! { (0.72 → -0.17) Inaccuracy. e5 was best. } (7. e5 Ng4 8. Ne4 Qc7 9. Bf4 f6 10. O-O Nxe5 11. Nxc5 Qxc5 12. Nxe5 fxe5 13. Be3 Qe7) 7... e5 8. Nf3 d5? { (-0.42 → 0.59) Mistake. Bb4 was best. } (8... Bb4) 9. exd5 Na6?! { (0.52 → 1.41) Inaccuracy. e4 was best. } (9... e4 10. Ne5 Bb4 11. Bd2 Re8 12. a3 Bf8 13. Nc4 Nxd5 14. Nxd5 Qxd5 15. Ne3 Qe6 16. Bc4) 10. Be3? { (1.41 → 0.37) Mistake. Nxe5 was best. } (10. Nxe5 Nc7) 10... Bxe3 11. fxe3 Nb4 12. Nxe5 Nfxd5 13. Nxd5 Nxd5 14. Bc4 Nxe3?? { (-0.16 → 3.28) Blunder. Be6 was best. } (14... Be6 15. Bxd5 Bxd5 16. Qd4 Rc8 17. c3 Re8 18. O-O Bxg2 19. Qxd8 Rcxd8 20. Kxg2 Rxe5 21. Rad1) 15. Qxd8?? { (3.28 → 0.31) Blunder. Bxf7+ was best. } (15. Bxf7+ Kh8) 15... Rxd8 16. Be2?? { (0.32 → -8.00) Blunder. Bxf7+ was best. } (16. Bxf7+ Kf8) 16... Bf5?? { (-8.00 → -2.67) Blunder. Nxc2+ was best. } (16... Nxc2+) 17. Bd3?? { (-2.67 → -7.48) Blunder. Kf2 was best. } (17. Kf2 Nxg2 18. Bc4 Rd2+ 19. Kg3 Be6 20. Bxe6 fxe6 21. Nc4 Rd4 22. c3 Rxc4 23. Kxg2 Rf8) 17... Rd6?? { (-7.48 → -0.51) Blunder. Re8 was best. } (17... Re8 18. Kd2) 18. Bxf5 Rad8? { (-0.59 → 0.72) Mistake. Rd5 was best. } (18... Rd5 19. Ng4 Nxf5 20. O-O Rc8 21. Rac1 h5 22. c4 Ra5 23. b4 Rxa2 24. Nf6+ gxf6 25. Rxf5) 19. Ng4? { (0.72 → -0.58) Mistake. Bd3 was best. } (19. Bd3 Re8 20. Nxf7 Nxc2+ 21. Kd2 Rxd3+ 22. Kxc2 Rd5 23. Rhf1 Re7 24. Rad1 Rxd1 25. Nh6+ gxh6) 19... Rd1+?? { (-0.58 → 2.04) Blunder. Nxf5 was best. } (19... Nxf5 20. O-O g6 21. Rae1 Kg7 22. Ne3 Nxe3 23. Rxe3 R8d7 24. Rfe1 Kf6 25. R1e2 b6 26. b3) 20. Rxd1 Rxd1+ 21. Kf2?? { (1.87 → -7.30) Blunder. Ke2 was best. } (21. Ke2 Rxh1 22. Nxe3 Rxh2 23. Be4 b6 24. b4 g6 25. c4 Kf8 26. c5 bxc5 27. bxc5 Ke7) 21... Rxh1?? { (-7.30 → 1.45) Blunder. Nxg4+ was best. } (21... Nxg4+ 22. Bxg4 Rxh1 23. Bf3 b6 24. Ke3 Rxh2 25. c4 Kf8 26. Kd4 g5 27. b4 g4 28. c5) 22. Nxe3 g6?? { (1.34 → 3.68) Blunder. Rxh2 was best. } (22... Rxh2 23. Bd3) 23. Bd7?? { (3.68 → 0.78) Blunder. Bc8 was best. } (23. Bc8) 23... Rxh2 24. Nd5?! { (0.84 → -0.04) Inaccuracy. a4 was best. } (24. a4) 24... Rh5?? { (-0.04 → 7.33) Blunder. Rh1 was best. } (24... Rh1 25. Ne3 Kg7 26. b3 h5 27. g3 h4 28. Kg2 Ra1 29. gxh4 Rxa2 30. Bb5 Ra5 31. Bd3) 25. Nc7?? { (7.33 → -6.77) Blunder. Nf6+ was best. } (25. Nf6+) 25... Rf5+?? { (-6.77 → 7.59) Blunder. Rc5 was best. } (25... Rc5 26. Nb5 Rd5 27. Bc6 bxc6 28. Nxa7 Rd2+ 29. Ke3 Rxc2 30. b4 c5 31. Kd3 Rxa2 32. bxc5) 26. Bxf5 gxf5 27. Nb5 f4 28. Nxa7 b6 29. Kf3 h5 30. Kxf4 h4 31. Nc8 f6 32. Nxb6 Kf7 33. Kg4 Kg6 34. Kxh4 f5 35. g4 fxg4 36. Kxg4 Kf6 37. Kf3?! { (Mate in 16 → 66.19) Lost forced checkmate sequence. a4 was best. } (37. a4 Ke5 38. a5 Kd4 39. a6 Kc5 40. a7 Kxb6 41. a8=Q Kc5 42. Qe4 Kd6 43. c4 Kc5) 37... Ke5 38. Ke2 Kd4 39. Kd1 Kc5 40. Kc1 Kxb6 41. Kb1 Kb5 42. b3 Kb4 43. Kb2 Kb5 44. c3 Kb6 45. a4 Kb7 46. b4 Kb6?! { (73.02 → Mate in 15) Checkmate is now unavoidable. Kc7 was best. } (46... Kc7 47. b5) 47. c4?! { (Mate in 15 → 84.21) Lost forced checkmate sequence. Kb3 was best. } (47. Kb3 Kc6 48. Kc4 Kd6 49. a5 Kc6 50. b5+ Kc7 51. Kc5 Kb7 52. a6+ Kb8 53. b6 Kc8) 47... Kb7 48. Kb3 Kb6 49. b5 Kb7 50. Kb4 Kb6 51. c5+ Kb7 52. a5 Kb8 53. b6 Kb7 54. Kb5 Kb8 55. c6 Kc8 56. a6 Kb8 57. b7 Kc7 58. Kc5 Kb8 59. Kb6?? { (Mate in 5 → 0.00) Lost forced checkmate sequence. Kd6 was best. } { Draw by stalemate. } (59. Kd6 Ka7 60. c7 Kxa6 61. b8=Q Ka5 62. c8=Q Ka4 63. Qa6#) 1/2-1/2