CohenChessClub.com

[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/uAzw4ESS"] [Date "2022.03.10"] [White "Sairam"] [Black "SamjD"] [Result "1-0"] [UTCDate "2022.03.10"] [UTCTime "00:05:04"] [WhiteElo "1573"] [BlackElo "1607"] [WhiteRatingDiff "+17"] [BlackRatingDiff "-6"] [BlackTitle "IM🗿"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C65"] [Opening "Ruy Lopez: Berlin Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 { C65 Ruy Lopez: Berlin Defense } 4. Bxc6?! { (0.36 → -0.17) Inaccuracy. O-O was best. } (4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8) 4... dxc6 5. Nxe5?! { (-0.16 → -0.96) Inaccuracy. d3 was best. } (5. d3 Bd6) 5... Bc5?? { (-0.96 → 1.17) Blunder. Qd4 was best. } (5... Qd4 6. Nf3 Qxe4+ 7. Qe2 Qxe2+ 8. Kxe2 Nd5 9. d3 f6 10. a3 g5 11. Nc3 Kf7 12. Bd2) 6. O-O? { (1.17 → 0.00) Mistake. Qe2 was best. } (6. Qe2 Qe7) 6... O-O?? { (0.00 → 1.97) Blunder. Nxe4 was best. } (6... Nxe4 7. Qe2 Qd5 8. Nf3 O-O 9. d4 Bd6 10. c4 Qe6 11. Qc2 Re8 12. c5 Bf8 13. Bf4) 7. Nf3?? { (1.97 → -0.20) Blunder. d3 was best. } (7. d3) 7... Bg4?? { (-0.20 → 2.41) Blunder. Nxe4 was best. } (7... Nxe4 8. d3 Nf6 9. Re1 Be7 10. Bg5 h6 11. Bh4 a5 12. Nc3 a4 13. a3 Re8 14. h3) 8. Nc3?! { (2.41 → 1.78) Inaccuracy. d3 was best. } (8. d3 Bh5) 8... Re8 9. d3 Bd6 10. Qe2?! { (1.94 → 1.29) Inaccuracy. h3 was best. } (10. h3 Bh5 11. Bg5 h6 12. Bh4 g5 13. Bg3 Bf8 14. Re1 Bg7 15. Bh2 a5 16. a4 g4) 10... Nd7? { (1.29 → 2.88) Mistake. Qd7 was best. } (10... Qd7 11. Be3) 11. h3 Bh5 12. Be3?? { (2.62 → -0.13) Blunder. g4 was best. } (12. g4 Bg6 13. Bg5 f6 14. Be3 Bf7 15. a4 c5 16. Nd2 Ne5 17. f4 Nc6 18. Qg2 Nd4) 12... Bxf3?? { (-0.13 → 3.21) Blunder. Ne5 was best. } (12... Ne5 13. g4) 13. Qxf3 Ne5 14. Qe2 Qe7 15. d4 Ng6 16. d5?? { (4.50 → -0.05) Blunder. f4 was best. } (16. f4 f5 17. e5 Qe6 18. Qd3 Be7 19. Rad1 Red8 20. Ne2 b5 21. b3 a5 22. c4 a4) 16... cxd5 17. exd5 Qe5 18. g3 c6? { (-0.12 → 0.98) Mistake. h5 was best. } (18... h5 19. Rae1) 19. dxc6 bxc6 20. Qf3 Re6? { (0.75 → 2.05) Mistake. Bb4 was best. } (20... Bb4 21. Qxc6) 21. Rfe1 Rf6?? { (2.12 → 5.42) Blunder. Qa5 was best. } (21... Qa5 22. Qxc6 Rae8 23. Bd2 Ne5 24. Qg2 h5 25. Re4 Bc5 26. Rb1 Qb6 27. Be3 Bxe3 28. Rxe3) 22. Qxc6 Re8 23. Bxa7?? { (6.76 → 0.00) Blunder. Bd2 was best. } (23. Bd2 Rd8) 23... Qxe1+ 24. Rxe1 Rxe1+ 25. Kg2 Re2?? { (0.00 → 8.53) Blunder. Nh4+ was best. } (25... Nh4+ 26. gxh4 Rg6+ 27. Kf3 Rf6+) 26. Qc8+ Nf8 27. Bc5?? { (8.53 → 2.38) Blunder. Nxe2 was best. } (27. Nxe2 Be7 28. Nd4 h6 29. Nf5 Bd8 30. Be3 Rxf5 31. Qxf5 Ne6 32. Qd3 g5 33. Qc3 h5) 27... h6?? { (2.38 → 7.58) Blunder. Rxc2 was best. } (27... Rxc2 28. a4) 28. Bxd6?? { (7.58 → Mate in 3) Checkmate is now unavoidable. Nxe2 was best. } (28. Nxe2) 28... Rxd6?? { (Mate in 3 → 7.60) Lost forced checkmate sequence. Rexf2+ was best. } (28... Rexf2+ 29. Kg1 Rf1+ 30. Kg2 R6f2#) 29. Qf5?! { (7.60 → 4.97) Inaccuracy. Nxe2 was best. } (29. Nxe2) 29... Rf6?! { (4.97 → 7.30) Inaccuracy. Red2 was best. } (29... Red2 30. Ne4 R6d5 31. Qf3 R2d4 32. c3 Rd1 33. b4 Ng6 34. Nc5 h5 35. c4 R5d4 36. b5) 30. Qxf6 gxf6 31. Nxe2 Ng6 32. a4 Ne7 33. a5 Nc6 34. a6 Kg7 35. Nd4 Na7 36. c4 Kf8 37. Nb5 Nc6 38. Nd4 Na7 39. b4 Ke7 40. b5 Kd7 41. b6 Nc8 42. b7 Kc7 43. Nb5+ Kb8 44. c5 Na7? { (9.82 → Mate in 14) Checkmate is now unavoidable. Ne7 was best. } (44... Ne7 45. Nd4 Kc7 46. c6 Kb8 47. Kf3 f5 48. Kf4 Nd5+ 49. Ke5 Nb4 50. Kd6 Nxa6 51. Nxf5) 45. Nxa7 Kxa7 46. c6 Kb8 47. a7+?! { (Mate in 11 → 15.40) Lost forced checkmate sequence. Kf3 was best. } (47. Kf3 f5 48. Kf4 f6 49. Kxf5 h5 50. Kxf6 h4 51. gxh4 Kc7 52. a7 Kd6 53. b8=Q+ Kc5) 47... Kxa7 48. c7 Kxb7 49. c8=Q+ Kxc8 50. Kf3 Kd7 51. Kf4 Ke7 52. Kf5 Kf8 53. g4 Kg7 54. h4 Kh7 55. g5?? { (73.28 → 0.00) Blunder. Kxf6 was best. } (55. Kxf6) 55... hxg5 56. hxg5 fxg5 57. Kxg5 Kg7 58. Kf5 f6 59. f3 Kf7 60. f4 Ke7 61. Kg6 Ke6 62. f5+?? { (0.00 → -60.61) Blunder. Kg7 was best. } (62. Kg7 Kf5 63. Kf7 Kxf4 64. Kxf6 Ke4 65. Ke6 Kd4 66. Kf5 Kd3 67. Ke6) 62... Ke7?? { (-60.61 → 56.40) Blunder. Ke5 was best. } (62... Ke5) 63. Kg7 Ke8 64. Kg6 Ke7 { Black offers draw } 65. Kg7 Ke8 66. Kxf6 Kf8 67. Kg6 Ke7 68. f6+ Kf8 69. f7 Ke7 70. Kg7 Ke6 71. f8=Q Kd5 72. Qb4 Ke6 73. Qb7 Ke5 74. Qc6 Kf5 75. Qd6 Ke4 76. Qc5 Kf4 77. Qd5 Ke3 78. Qc4 Kf3 79. Qd4 Kg3 80. Qe4 Kf2 81. Qd3 Kg2 82. Qe3 Kf1 83. Qd2 Kg1 84. Qe2 Kh1 85. Kg6 Kg1 86. Kg5 Kh1 87. Kg4 Kg1 88. Kg3 Kh1 89. Qg2# { White wins by checkmate. } 1-0