CohenChessClub.com

[Event "April Megatournament"] [Site "https://cohenchessclub.com/IqZIfOI4"] [Date "2025.04.27"] [White "BENJAMIN4"] [Black "Matilda"] [Result "1-0"] [UTCDate "2025.04.27"] [UTCTime "19:17:23"] [WhiteElo "1675"] [BlackElo "1336"] [WhiteRatingDiff "+1"] [BlackRatingDiff "-2"] [WhiteTitle "🌊"] [BlackTitle "⛸"] [Variant "Standard"] [TimeControl "600+1"] [ECO "D00"] [Opening "Queen's Pawn Game: Mason Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. Bf4 { D00 Queen's Pawn Game: Mason Variation } Nc6 3. e3 Bf5 4. Nf3 Nf6?! { (0.32 → 1.01) Inaccuracy. e6 was best. } (4... e6) 5. Bd3?! { (1.01 → 0.37) Inaccuracy. Bb5 was best. } (5. Bb5 Nd7 6. c4 dxc4 7. Nc3 e6 8. Bxc4 Bd6 9. Bg3 O-O 10. Rc1 Bxg3 11. hxg3 Nf6) 5... Qd7?! { (0.37 → 1.27) Inaccuracy. Bxd3 was best. } (5... Bxd3 6. Qxd3 e6 7. c4 Bb4+ 8. Nc3 Ne4 9. cxd5 exd5 10. Qb5 Rb8 11. O-O Bxc3 12. bxc3) 6. Bxf5 Qxf5 7. Qd3?? { (1.63 → -0.08) Blunder. Bxc7 was best. } (7. Bxc7) 7... Qxd3 8. cxd3 O-O-O?? { (0.02 → 3.23) Blunder. Nh5 was best. } (8... Nh5 9. Bg3) 9. O-O?? { (3.23 → -0.13) Blunder. Ng5 was best. } (9. Ng5 Rg8 10. Nxf7 Re8 11. Nd2 e6 12. Nf3 Nh5 13. Bg3 h6 14. N7e5 Ne7 15. Ke2 g5) 9... h6 10. Rc1?! { (0.08 → -0.57) Inaccuracy. h3 was best. } (10. h3 Ne8 11. a3 f6 12. b4 e6 13. Nc3 a6 14. Rac1 g5 15. Bh2 Bd6 16. Rc2 Bxh2+) 10... g5 11. Be5 Nxe5 12. Nxe5 Rh7 13. Nc3 e6?? { (-0.04 → 1.52) Blunder. Ne8 was best. } (13... Ne8) 14. Nb5 c6 15. Nxc6?? { (1.85 → 0.00) Blunder. Nxa7+ was best. } (15. Nxa7+ Kc7 16. Nb5+ Kb8 17. Nc3 Ne8 18. Rab1 h5 19. b4 f6 20. Nf3 h4 21. b5 Rc8) 15... bxc6 16. Rxc6+?? { (0.00 → -2.39) Blunder. Nxa7+ was best. } (16. Nxa7+ Kb7 17. Nxc6 Rc8 18. Na5+ Kb8 19. Rc6 Rxc6 20. Nxc6+ Ka8 21. Rc1 Nd7 22. Nd8 Be7) 16... Kb8 17. Rc7?? { (-2.06 → -6.79) Blunder. Rac1 was best. } (17. Rac1 Ne8 18. Nxa7 Kxa7 19. Rc8 Rxc8 20. Rxc8 Ba3 21. bxa3 Nd6 22. Rd8 Nb5 23. h3 Nxa3) 17... Rc8?? { (-6.79 → -1.30) Blunder. a6 was best. } (17... a6 18. Rc6 axb5 19. a4 bxa4 20. Ra6 Kc7 21. Ra7+ Kc6 22. R1xa4 Rb8 23. Ra1 Rxb2 24. Rc1+) 18. Rxc8+?! { (-1.30 → -2.01) Inaccuracy. Rxa7 was best. } (18. Rxa7 Rc6) 18... Kxc8 19. Nxa7+ Kb8?? { (-2.19 → 0.00) Blunder. Kb7 was best. } (19... Kb7 20. Nb5) 20. Nc6+? { (0.00 → -1.04) Mistake. Nc6+ was best. } (20. Nc6+ Kc7 21. Rc1 Kb6 22. a4 h5 23. Nd8 Be7 24. Nc6) 20... Kc7? { (-1.04 → 0.00) Mistake. Ka8 was best. } (20... Ka8) 21. Rc1 Bd6 22. Ne5+?! { (0.00 → -0.84) Inaccuracy. a4 was best. } (22. a4 Kb7 23. Nd8+ Kb8 24. Nc6+) 22... Kd8 23. Rc6 Bxe5 24. dxe5 Nd7 25. Rd6?? { (-0.16 → -3.26) Blunder. d4 was best. } (25. d4) 25... Kc7 26. d4 Rh8? { (-3.80 → -2.08) Mistake. Nb6 was best. } (26... Nb6) 27. Kf1?? { (-2.08 → -4.52) Blunder. Ra6 was best. } (27. Ra6 Rc8) 27... Rb8? { (-4.52 → -2.85) Mistake. Ra8 was best. } (27... Ra8 28. b4) 28. b3? { (-2.85 → -4.68) Mistake. Ra6 was best. } (28. Ra6 Rxb2) 28... Rb4?? { (-4.68 → -0.25) Blunder. Ra8 was best. } (28... Ra8 29. b4) 29. Ke2?? { (-0.25 → -3.61) Blunder. Ra6 was best. } (29. Ra6 Rb7 30. Ke2 Nb8 31. Ra5 h5 32. Kd2 g4 33. h3 Kc8 34. Rc5+ Kd7 35. Ra5 gxh3) 29... Rb5?? { (-3.61 → 0.00) Blunder. Nb6 was best. } (29... Nb6) 30. Kd3?? { (0.00 → -4.91) Blunder. Ra6 was best. } (30. Ra6 Rb7 31. Ra8 Nb8 32. Kf3 Kc8 33. Kg4 Rc7 34. Ra5 Nd7 35. Ra8+) 30... Rc5?? { (-4.91 → 9.85) Blunder. Nb6 was best. } (30... Nb6 31. f4) 31. b4?? { (9.85 → -1.57) Blunder. Rxd7+ was best. } (31. Rxd7+) 31... Rc6?! { (-1.57 → -0.84) Inaccuracy. Rc1 was best. } (31... Rc1 32. Ra6) 32. Rxc6+ Kxc6 33. e4?? { (-0.87 → -2.89) Blunder. Kc2 was best. } (33. Kc2 Kb5) 33... Kb5 34. exd5 exd5 35. Kc3 h5?? { (-3.92 → -0.23) Blunder. Ka4 was best. } (35... Ka4 36. h3 Nf8 37. g3 Ne6 38. f3 h5 39. a3 Nc7 40. Kb2 Nb5 41. f4 gxf4 42. gxf4) 36. Kb3 Nb6 37. g3?? { (0.00 → -5.17) Blunder. h4 was best. } (37. h4 g4 38. a3 Nc8 39. a4+ Kb6 40. Kb2 Ne7 41. Kc3 Nf5 42. g3 Ka6 43. Kd3 Kb7) 37... Nc4?? { (-5.17 → 0.00) Blunder. g4 was best. } (37... g4) 38. a4+ Kb6 39. f4 g4 40. h4?? { (0.29 → Mate in 9) Checkmate is now unavoidable. f5 was best. } (40. f5 Nd2+) 40... Nd2+?? { (Mate in 9 → -1.17) Lost forced checkmate sequence. gxh3 was best. } (40... gxh3 41. e6 fxe6 42. a5+ Kb5 43. Kc3 h2 44. Kd3 h1=Q 45. Ke2 Qg2+ 46. Ke1 Qd2+ 47. Kf1) 41. Kc3?? { (-1.17 → -8.46) Blunder. Ka2 was best. } (41. Ka2 Nf3) 41... Ne4+ 42. Kb3 Nxg3 43. a5+ Kb5 44. Ka3?! { (-10.17 → Mate in 14) Checkmate is now unavoidable. Kc2 was best. } (44. Kc2 Nf5) 44... Ne2?! { (Mate in 14 → -61.25) Lost forced checkmate sequence. Nf5 was best. } (44... Nf5 45. Kb2 g3 46. a6 Kxa6 47. e6 fxe6 48. Kc2 Kb5 49. Kb3 g2 50. Kc3 g1=Q 51. Kb2) 45. f5 g3?! { (-61.08 → -6.29) Inaccuracy. Nxd4 was best. } (45... Nxd4 46. e6 Nxe6 47. Kb3 g3 48. fxe6 fxe6 49. Kc3 g2 50. Kd4 g1=Q+ 51. Ke5 Qe1+ 52. Kd6) 46. e6 fxe6 47. fxe6 g2?? { (-5.57 → 5.97) Blunder. Kc6 was best. } (47... Kc6) 48. e7 g1=Q 49. e8=Q+ Kc4 50. Qxe2+ Kxd4 51. Qd2+ Kc4?! { (5.07 → 8.48) Inaccuracy. Ke5 was best. } (51... Ke5 52. a6 Qa7 53. b5 d4 54. Qe2+ Kf4 55. Kb4 Qh7 56. Kc4 Qd7 57. Qd3 Ke5 58. Kb3) 52. Qf4+?? { (8.48 → 3.32) Blunder. Qc2+ was best. } (52. Qc2+ Kb5 53. Qa4+ Kc4 54. Qc6+ Kd3 55. Qxd5+ Ke2 56. Qxh5+ Kd3 57. Qd5+ Ke2 58. a6 Qb6) 52... Kb5? { (3.32 → 5.87) Mistake. d4 was best. } (52... d4 53. Qf7+) 53. Qb8+ Kc4 54. Qc7+ Kd4?! { (5.62 → 73.15) Inaccuracy. Kd3 was best. } (54... Kd3 55. Ka4) 55. Qc5+ Ke4 56. Qxg1 d4 57. Qg5 d3 58. Qxh5 d2 59. Qd1 Kd3 60. Qxd2+ Kxd2 61. h5 Kd3 62. h6 Ke4 63. h7 Kf5 64. h8=Q Kg6 65. b5 Kf5 66. Qg7 Ke4 67. Qf6 Kd5 68. Qc6+ Kd4 69. a6 Ke5 70. a7 Kd4 71. a8=Q Ke5 72. Qd5+ Kf6 73. Qf8+ Kg6 74. Qdf5# { White wins by checkmate. } 1-0