CohenChessClub.com

[Event "December Megatournament"] [Site "https://cohenchessclub.com/8NHHtekj"] [Date "2023.12.17"] [White "Wesley"] [Black "Jenna"] [Result "1-0"] [UTCDate "2023.12.17"] [UTCTime "20:57:20"] [WhiteElo "1499"] [BlackElo "1341"] [WhiteRatingDiff "+6"] [BlackRatingDiff "-7"] [WhiteTitle "GM⚜"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "600+1"] [ECO "A04"] [Opening "Zukertort Opening: Black Mustang Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. Nf3 Nc6 { A04 Zukertort Opening: Black Mustang Defense } 2. g3 e5 3. Bg2? { (0.25 → -0.81) Mistake. c4 was best. } (3. c4) 3... d5?! { (-0.81 → -0.07) Inaccuracy. e4 was best. } (3... e4 4. Ng1 d5 5. d3 Bf5 6. dxe4 dxe4 7. Nc3 Nf6 8. Qxd8+ Rxd8 9. Bd2 Nd4 10. O-O-O) 4. d3 Bg4 5. Ng5? { (-0.06 → -1.08) Mistake. c4 was best. } (5. c4 dxc4 6. Qa4 Qd7 7. Qxc4 Bd6 8. O-O Nge7 9. a3 a5 10. Be3 O-O 11. Nbd2 Be6) 5... Bb4+?! { (-1.08 → -0.49) Inaccuracy. Qd7 was best. } (5... Qd7 6. h3 Bh5 7. O-O O-O-O 8. c3 h6 9. Nf3 e4 10. Nd4 f5 11. Nxc6 Qxc6 12. Be3) 6. c3 Bc5 7. O-O Nf6 8. Nd2 O-O 9. Nb3 Bd6?! { (-1.05 → -0.51) Inaccuracy. Bb6 was best. } (9... Bb6) 10. f3 Be6? { (-0.39 → 0.73) Mistake. Bc8 was best. } (10... Bc8 11. e4 h6 12. Nh3 a5 13. a4 Be6 14. Nf2 Qd7 15. f4 dxe4 16. dxe4 Be7 17. Nd2) 11. e4 dxe4? { (0.37 → 1.47) Mistake. Bc8 was best. } (11... Bc8 12. exd5 Nxd5 13. f4 exf4 14. Nxh7 Kxh7 15. Qh5+ Kg8 16. Bxd5 Ne7 17. Bc4 b5 18. Qxb5) 12. fxe4? { (1.47 → -0.05) Mistake. Nxe6 was best. } (12. Nxe6 fxe6) 12... Bxb3?! { (-0.05 → 0.93) Inaccuracy. Bg4 was best. } (12... Bg4 13. Qc2 a5 14. a4 h6 15. h3 hxg5 16. hxg4 Nxg4 17. Bf3 Nh6 18. Qh2 f6 19. Kg2) 13. Qxb3? { (0.93 → -0.19) Mistake. axb3 was best. } (13. axb3) 13... Na5? { (-0.19 → 1.25) Mistake. Bc5+ was best. } (13... Bc5+ 14. Kh1) 14. Qd1 Bc5+?! { (1.25 → 1.92) Inaccuracy. Nc6 was best. } (14... Nc6 15. Kh1 a5 16. Nf3 Bc5 17. Qe2 h6 18. Bd2 Qd7 19. Nh4 Qe6 20. Rad1 Ne7 21. d4) 15. d4?! { (1.92 → 1.22) Inaccuracy. Kh1 was best. } (15. Kh1 Nc6) 15... Bd6?! { (1.22 → 2.07) Inaccuracy. Bb6 was best. } (15... Bb6 16. Kh1) 16. b4? { (2.07 → 0.63) Mistake. Nf3 was best. } (16. Nf3 Nc6 17. Nh4 Be7 18. Nf5 Ne8 19. Qg4 Kh8 20. Be3 Bf6 21. Rad1 Nd6 22. d5 Ne7) 16... Nc4 17. Qb3?! { (0.87 → 0.00) Inaccuracy. Nf3 was best. } (17. Nf3 a5 18. b5 Nd7 19. Nh4 Be7 20. Nf5 Bf6 21. a4 Nd6 22. Ba3 Nb6 23. Ne3 Re8) 17... b5 18. dxe5 Nxe5 19. Nxf7?? { (-0.24 → -5.14) Blunder. Bf4 was best. } (19. Bf4 a5 20. Nf3 Nfg4 21. Rad1 Qb8 22. Kh1 Nxf3 23. Bxf3 Ne5 24. Qd5 Nxf3 25. Bxd6 Nxh2) 19... Rxf7 20. Bg5 Nd3?? { (-5.59 → -0.53) Blunder. Kh8 was best. } (20... Kh8) 21. e5 Bxe5?? { (-0.74 → 1.61) Blunder. Nxe5 was best. } (21... Nxe5 22. Bxf6) 22. Bxf6?? { (1.61 → -0.32) Blunder. Rad1 was best. } (22. Rad1 c6 23. Rf3 Qb6+ 24. Be3 Qc7 25. Rxd3 Kh8 26. Bc5 Re8 27. Qd1 h5 28. Rfe3 g6) 22... gxf6?? { (-0.32 → 3.19) Blunder. Bxf6 was best. } (22... Bxf6 23. Rad1 c6 24. Kh1 Kf8 25. Bh3 Re7 26. Bf5 Re3 27. Bxh7 a5 28. a3 axb4 29. axb4) 23. Rad1?? { (3.19 → 0.88) Blunder. Bd5 was best. } (23. Bd5 Qf8 24. Rad1 Rd8 25. Bxf7+ Qxf7 26. Rf3 Qxb3 27. axb3 Bxc3 28. Rfxd3 Rxd3 29. Rxd3 Bxb4) 23... f5?? { (0.88 → 7.92) Blunder. c6 was best. } (23... c6 24. Be4) 24. Bxa8 Qxa8 25. Rxd3 Qc6 26. Rd8+ Kg7 27. Rxf5?? { (6.84 → -6.78) Blunder. Qd5 was best. } (27. Qd5 Qxd5 28. Rxd5 Bxc3 29. Rxb5 Kg6 30. Kg2 a6 31. Rb8 Rd7 32. Rf2 Rd5 33. Rc2 Rd3) 27... Rxf5 28. Rg8+ Kf6?! { (-7.69 → -5.61) Inaccuracy. Kh6 was best. } (28... Kh6 29. Qd1 Qb6+ 30. Kh1 Qe3 31. Rg4 Bf6 32. Kg2 Qf2+ 33. Kh1 Re5 34. Rf4 Re1+ 35. Qxe1) 29. Rf8+ Kg5 30. Qg8+ Qg6 31. h4+ Kh5 32. g4+ Qxg4+ 33. Qxg4+ Kxg4 34. Rg8+ Kxh4 35. Rh8? { (-9.59 → Mate in 7) Checkmate is now unavoidable. Kg2 was best. } (35. Kg2 Rg5+) 35... Rg5+?! { (Mate in 7 → -67.88) Lost forced checkmate sequence. Bxh8 was best. } (35... Bxh8 36. Kg2 Bxc3 37. a4 Bd4 38. axb5 Rf2+ 39. Kh1 Kg3 40. Kg1 Rf5+ 41. Kh1 Rf1#) 36. Kf2 Bg3+ 37. Kf3 Rf5+ 38. Ke4 Rf4+ 39. Ke5 a5?! { (-13.21 → -5.14) Inaccuracy. Rf8+ was best. } (39... Rf8+) 40. Rxh7+ Kg4 41. Rg7+ Kf3 42. Kd5 axb4 43. cxb4 Rxb4 44. Rf7+ Kg2 45. Rxc7?! { (-5.62 → -66.91) Inaccuracy. Kc6 was best. } (45. Kc6 Rb1 46. a3 Bd6 47. Rf5 Bxa3 48. Kxc7 b4 49. Ra5 Rc1+ 50. Kb6 b3 51. Rxa3 b2) 45... Ra4?? { (-66.91 → 0.00) Blunder. Bxc7 was best. } (45... Bxc7) 46. Rc2+ Bf2 47. Kc6?? { (0.00 → -6.20) Blunder. Rb2 was best. } (47. Rb2 Ra5 48. Kc6 Ra6+ 49. Kd5 Rb6 50. Rb4 Be1 51. Kc5 Bf2+) 47... b4?? { (-6.20 → 0.00) Blunder. Rc4+ was best. } (47... Rc4+ 48. Kxb5) 48. Rb2 Kf3 49. Kb5 Be1?? { (0.00 → 10.44) Blunder. Ra7 was best. } (49... Ra7 50. Rxb4 Rb7+ 51. Kc4 Rh7 52. Kd5 Rh5+ 53. Kc6 Ke3 54. Rb5 Rh2 55. Kd5 Rh8 56. Rb3+) 50. Kxa4 Ke3 51. Rb3+ Kd4 52. Rxb4+?! { (10.11 → 5.59) Inaccuracy. Kb5 was best. } (52. Kb5) 52... Bxb4?! { (5.59 → 56.51) Inaccuracy. Kc5 was best. } (52... Kc5 53. Re4) 53. Kxb4 Kd3 54. a4 Kd4 55. a5 Kd5 56. Kb5 Kd6 57. Kb6 Kd5 58. a6 Kd6 59. Kb7?! { (Mate in 15 → 55.19) Lost forced checkmate sequence. a7 was best. } (59. a7 Ke6 60. a8=Q Ke5 61. Qa3 Ke4 62. Qh3 Kf4 63. Kc6 Ke5 64. Qe3+ Kf5 65. Kd6 Kf6) 59... Kd7?! { (55.19 → Mate in 10) Checkmate is now unavoidable. Ke5 was best. } (59... Ke5 60. Kc7) 60. a7 Kd6?! { (10.89 → Mate in 9) Checkmate is now unavoidable. Ke6 was best. } (60... Ke6) 61. a8=Q Kd7 62. Qc8+ Kd6 63. Kb6 Kd5 64. Kb5 Ke4 65. Qd8 Ke5 66. Kc6 Ke4 67. Kc5 Ke5 68. Qd5+ Kf4 69. Qe6 Kf3 70. Kd4 Kf4 71. Qe5+ Kf3 72. Kd3 Kf2 73. Qe3+ Kg2 74. Kd2 Kh2 75. Qf3 Kg1 76. Ke2 Kh2 77. Qf2+ Kh3 78. Qf8 Kg3 79. Ke3 Kg4 80. Ke4 Kg3 { Black offers draw } 81. Qf4+ Kg2 82. Ke3 Kh3 83. Qg5 Kh2 84. Kf3 Kh1 85. Kf2 Kh2 86. Qg2# { White wins by checkmate. } 1-0