CohenChessClub.com

[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/M3oEx8sR"] [Date "2022.10.25"] [White "Oskar"] [Black "Sasha"] [Result "0-1"] [UTCDate "2022.10.25"] [UTCTime "14:23:02"] [WhiteElo "1914"] [BlackElo "1541"] [WhiteRatingDiff "-12"] [BlackRatingDiff "+10"] [WhiteTitle "GM🦃"] [BlackTitle "IM🧁"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A45"] [Opening "Indian Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 Nf6 { A45 Indian Defense } 2. e3?! { (0.60 → 0.09) Inaccuracy. Nf3 was best. } (2. Nf3 d5 3. c4 e6 4. Nc3 Bb4 5. Bg5 O-O 6. e3 c5) 2... e6 3. Bd3 Bb4+?! { (0.12 → 0.82) Inaccuracy. d5 was best. } (3... d5 4. Nf3 b6 5. O-O Bb7 6. b3 Bd6 7. Bb2 O-O 8. Nbd2 c5 9. dxc5 bxc5 10. c4) 4. c3 Be7 5. Nf3?! { (1.23 → 0.50) Inaccuracy. e4 was best. } (5. e4) 5... O-O?! { (0.50 → 1.33) Inaccuracy. d5 was best. } (5... d5 6. Nbd2 O-O 7. O-O b6 8. e4 dxe4 9. Nxe4 Nbd7 10. Nxf6+ Nxf6 11. Qe2 c5 12. dxc5) 6. Nbd2?! { (1.33 → 0.56) Inaccuracy. e4 was best. } (6. e4 d6 7. O-O b6 8. e5 Nfd7 9. Qe2 Bb7 10. Rd1 dxe5 11. dxe5 Qc8 12. Bg5 Bxg5) 6... d6 7. e4 e5?! { (0.97 → 1.88) Inaccuracy. Nbd7 was best. } (7... Nbd7 8. O-O c5 9. Re1 cxd4 10. cxd4 e5 11. Bc2 exd4 12. Nxd4 Ne5 13. h3 d5 14. N4f3) 8. Nb3?? { (1.88 → 0.28) Blunder. dxe5 was best. } (8. dxe5 dxe5 9. Nxe5 Nbd7 10. Nxd7 Nxd7 11. O-O Nc5 12. Bc2 Nd3 13. Qe2 Nxc1 14. Raxc1 Qd6) 8... exd4 9. cxd4 Bg4 10. h3 Bxf3?! { (0.36 → 1.10) Inaccuracy. Bh5 was best. } (10... Bh5 11. Be3 c5 12. O-O Nc6 13. Rc1 Re8 14. dxc5 d5 15. e5 Nxe5 16. Be2 Nc6 17. Nfd4) 11. Qxf3 Nc6 12. e5?? { (1.02 → -2.37) Blunder. Bd2 was best. } (12. Bd2 a5) 12... dxe5 13. dxe5?? { (-2.44 → -8.84) Blunder. O-O was best. } (13. O-O a5 14. a4 Nxd4 15. Nxd4 Qxd4 16. Bg5 Qd5 17. Qxd5 Nxd5 18. Bxe7 Nxe7 19. Rae1 Rfd8) 13... Nxe5 14. Qd1 Nxd3+ 15. Kf1 Nxc1 16. Qxc1 Bc5? { (-10.34 → -4.16) Mistake. Bd6 was best. } (16... Bd6 17. Kg1) 17. Nxc5 Re8 18. g3 b6 19. Nb7 Qd3+ 20. Kg1 Rab8 21. Qxc7 Nd5 22. Qc6 Nb4?? { (-7.92 → -2.91) Blunder. Rec8 was best. } (22... Rec8 23. Qd7 Rc7 24. Qa4 Rcxb7 25. Kg2 b5 26. Rhd1 bxa4 27. Rxd3 Nf6 28. Rf3 h6 29. Rxf6) 23. Qd6?? { (-2.91 → -7.76) Blunder. Qc3 was best. } (23. Qc3 Qxc3) 23... Qxd6?? { (-7.76 → -2.13) Blunder. Qe4 was best. } (23... Qe4) 24. Nxd6 Red8? { (-2.13 → -0.88) Mistake. Re2 was best. } (24... Re2 25. a4 Rxb2 26. Nc4 Rc2 27. Ne3 Rd2 28. Kg2 Rbd8 29. Nc4 Re2 30. Rhd1 Nd3 31. Kg1) 25. Ne4?! { (-0.88 → -1.83) Inaccuracy. a3 was best. } (25. a3) 25... Nd3 26. Rb1 Re8?! { (-1.59 → -0.89) Inaccuracy. Rbc8 was best. } (26... Rbc8 27. Nc3 Nxb2 28. Rxb2 Rxc3 29. Kg2 Kf8 30. Re1 g6 31. a4 Rc5 32. Re4 h5 33. Rh4) 27. Nd6? { (-0.89 → -2.17) Mistake. Nc3 was best. } (27. Nc3 b5 28. a3 Rec8 29. Kg2 g6 30. h4 Nxb2 31. Rxb2 Rxc3 32. Rhb1 a6 33. a4 Rc5) 27... Red8? { (-2.17 → -0.79) Mistake. Re2 was best. } (27... Re2) 28. Nf5 g6?? { (-0.61 → 6.28) Blunder. Rd7 was best. } (28... Rd7 29. Kg2) 29. Ne7+ Kf8 30. Nc6 Rbc8 31. Nxd8 Rxd8 32. Kg2 Re8 33. b3? { (7.07 → 3.85) Mistake. Rhd1 was best. } (33. Rhd1 Nc5 34. b4 Na6 35. h4 Re4 36. a3 Nxb4 37. axb4 Re8 38. Rd7 a6 39. Rc7 a5) 33... Re2 34. Rbf1?? { (3.70 → 1.50) Blunder. Kf3 was best. } (34. Kf3) 34... Rxa2 35. Kf3 Ne5+?! { (1.49 → 2.40) Inaccuracy. Ra3 was best. } (35... Ra3 36. Ra1) 36. Ke4? { (2.40 → 1.14) Mistake. Ke3 was best. } (36. Ke3 Ra3 37. Rb1 Nd7 38. Kd4 Nc5 39. b4 Nd3 40. Ra1 Rxa1 41. Rxa1 Nxb4 42. Kc4 Nc6) 36... Nc6? { (1.14 → 2.72) Mistake. Re2+ was best. } (36... Re2+ 37. Kd4) 37. Rc1 Ne7 38. f4?! { (3.02 → 1.84) Inaccuracy. Kf3 was best. } (38. Kf3 Ra3) 38... Rb2?! { (1.84 → 2.65) Inaccuracy. Nf5 was best. } (38... Nf5 39. Rc3 Re2+ 40. Kd5 Rd2+ 41. Kc6 Nd4+ 42. Kb7 b5 43. b4 Rb2 44. Re1 Rxb4 45. Re4) 39. Rc3 Re2+?! { (2.52 → 3.59) Inaccuracy. Ng8 was best. } (39... Ng8 40. Rd1 Kg7 41. Kf3 Nf6 42. Rdd3 Rh2 43. Rc7 a5 44. h4 h5 45. Rb7 Ng4 46. Rdd7) 40. Kf3?! { (3.59 → 2.84) Inaccuracy. Re3 was best. } (40. Re3) 40... Re6? { (2.84 → 4.59) Mistake. Rd2 was best. } (40... Rd2 41. Ke4 Nd5 42. Rd3 Nf6+ 43. Ke3 Rc2 44. Re1 h5 45. Kf3 h4 46. g4 Rh2 47. Rd8+) 41. Rd1 Nf5?! { (4.62 → 6.04) Inaccuracy. Nc6 was best. } (41... Nc6 42. g4) 42. Rc8+ Kg7 43. g4 Nh4+ 44. Kg3 Re3+ 45. Kxh4 Rxb3?? { (6.47 → Mate in 12) Checkmate is now unavoidable. Rf3 was best. } (45... Rf3) 46. Rdd8?? { (Mate in 12 → 6.97) Lost forced checkmate sequence. g5 was best. } (46. g5 h6 47. Rdd8 hxg5+ 48. fxg5 Rb4+ 49. Kg3 Rb3+ 50. Kf4 Rb4+ 51. Ke3 Rb3+ 52. Kd2 Rb2+) 46... Kf6 47. g5+ Kf5 48. Rd5+ Kxf4 49. Rc4+ Ke3 50. Re5+ Kd3 51. Rce4?! { (5.88 → 4.29) Inaccuracy. Rf4 was best. } (51. Rf4 Rc3 52. Rxf7 Kd4 53. Re6 b5 54. Rxa7 b4 55. Rxh7 Rc4 56. Rd7+ Kc3+ 57. Kg3 b3) 51... Kc3 52. Kg3 Kc2+ 53. Kf2 Kd2 54. Re2+ Kd3 55. R5e3+ Kc4 56. Re4+ Kc3 57. Re8 Rb4 58. Rc8+ Rc4 59. Rxc4+ Kxc4 60. Rc2+ Kb3 61. Rc7 a5 62. Rxf7 a4?! { (5.85 → 8.30) Inaccuracy. Kc4 was best. } (62... Kc4 63. Ke3) 63. Rxh7 a3 64. Ra7 a2 65. Ke3 Kb2 66. Kd4 a1=Q 67. Rxa1 Kxa1 68. Kd5 Kb1 69. Kc6 Kc2 70. Kxb6 Kd3 71. Kc6?? { (58.66 → 0.00) Blunder. h4 was best. } (71. h4) 71... Ke4 72. Kd6 Kf5 73. h4 Kg4 74. Ke6?? { (0.00 → -15.56) Blunder. Ke5 was best. } (74. Ke5 Kxh4 75. Kf4 Kh5 76. Kf3 Kxg5 77. Kg3 Kh5 78. Kh3 g5 79. Kg3 g4 80. Kh2 Kh4) 74... Kxh4 75. Kf6 Kh5 76. Kg7?! { (-56.87 → Mate in 23) Checkmate is now unavoidable. Ke5 was best. } (76. Ke5 Kxg5) 76... Kxg5 77. Kf7 Kf5 78. Kg7?! { (-56.92 → Mate in 13) Checkmate is now unavoidable. Ke7 was best. } (78. Ke7) 78... g5 79. Kh6 g4 80. Kh5 Kf4 81. Kh4 g3 82. Kh3 Kf3 83. Kh4 g2 { White resigns. } 0-1