CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/dBHG2ZAi"] [Date "2025.10.05"] [White "Allen"] [Black "Diego"] [Result "0-1"] [UTCDate "2025.10.05"] [UTCTime "17:28:28"] [WhiteElo "1379"] [BlackElo "1398"] [WhiteRatingDiff "-20"] [BlackRatingDiff "+40"] [WhiteTitle "GM"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Saragossa Opening"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. c3 { A00 Saragossa Opening } e5 2. d4 exd4 3. cxd4 Nf6 4. Nc3 d5 5. Nf3 Nc6 6. Bf4 Bb4 7. a3 Ba5?! { (0.34 → 1.33) Inaccuracy. Bxc3+ was best. } (7... Bxc3+ 8. bxc3) 8. e3 Ne4 9. Rc1?! { (0.67 → 0.13) Inaccuracy. Qc2 was best. } (9. Qc2 Bxc3+ 10. bxc3 g5 11. Be5 f6 12. Bg3 h5 13. h4 Qe7 14. Bh2 Bf5 15. hxg5 fxg5) 9... O-O?! { (0.13 → 1.09) Inaccuracy. Bxc3+ was best. } (9... Bxc3+ 10. bxc3 g5 11. Bg3 h5 12. c4 h4 13. Be5 Nxe5 14. Nxe5 c6 15. Qa4 f6 16. Ng6) 10. Bd3 Nxc3 11. bxc3 Bg4 12. O-O h6 13. h3 Bh5 14. Be2?! { (2.14 → 1.25) Inaccuracy. c4 was best. } (14. c4) 14... Qf6?! { (1.25 → 1.95) Inaccuracy. Ne7 was best. } (14... Ne7 15. Qb3 Bb6 16. c4 dxc4 17. Bxc4 Bxf3 18. gxf3 Ng6 19. Bg3 Nh4 20. Bxh4 Qxh4 21. Kh2) 15. Ne5 Bxe2 16. Qxe2 Nxe5 17. Bxe5 Qf5?? { (1.22 → 3.27) Blunder. Qd8 was best. } (17... Qd8 18. Rb1 Bb6 19. a4 c6 20. c4 dxc4 21. Qxc4 Qd7 22. Qb4 f6 23. Bg3 Rf7 24. Rfc1) 18. Rb1?? { (3.27 → 0.72) Blunder. Qb5 was best. } (18. Qb5 b6) 18... Bb6 19. c4?! { (1.18 → 0.32) Inaccuracy. a4 was best. } (19. a4 c6) 19... c6?? { (0.32 → 2.67) Blunder. dxc4 was best. } (19... dxc4 20. Qxc4 Rfc8 21. Bf4 c6 22. a4 Rd8 23. g4 Qd7 24. Rfc1 Rac8 25. Qb4 h5 26. a5) 20. c5 Bd8?? { (2.35 → 6.39) Blunder. Bxc5 was best. } (20... Bxc5 21. Bxg7 Kxg7 22. dxc5 Rab8 23. Rb4 Rfe8 24. Rfb1 Re4 25. Rxe4 dxe4 26. Qc2 a5 27. Rd1) 21. Rxb7 Bf6 22. Bxf6 Qxf6 23. e4?? { (6.33 → 0.03) Blunder. Qa6 was best. } (23. Qa6 Qe6 24. Rc7 Rfc8 25. Rxa7 Qe8 26. Rb1 Rxa7 27. Qxa7 Ra8 28. Qc7 Rxa3 29. Rb8 Qxb8) 23... Qxd4 24. Rd1 Qxe4 25. Qb2?? { (0.18 → -1.50) Blunder. Qxe4 was best. } (25. Qxe4 dxe4 26. Rd6 Rab8 27. Rxb8 Rxb8 28. Rxc6 Rb1+ 29. Kh2 Rb3 30. a4 Rc3 31. a5 Kh7) 25... f6? { (-1.50 → -0.19) Mistake. Rfe8 was best. } (25... Rfe8 26. Qb1) 26. Rc7 Rfc8 27. Rd7 Qf5? { (-0.93 → 0.24) Mistake. Rab8 was best. } (27... Rab8) 28. Qb7 Rcb8?? { (0.27 → 3.32) Blunder. Qg6 was best. } (28... Qg6 29. Re7 Rab8 30. Qd7 Re8 31. Re6 Rxe6 32. Qxe6+ Kh7 33. Qxc6 Qc2 34. Qxd5 Rb5 35. Rd3) 29. Qc7? { (3.32 → 1.72) Mistake. Qxc6 was best. } (29. Qxc6 Kh8 30. Qxd5 Qxd5 31. R1xd5 Rb1+ 32. Kh2 Rc1 33. Rc7 a5 34. c6 Rc2 35. Rdd7 Rg8) 29... Qe5?? { (1.72 → Mate in 3) Checkmate is now unavoidable. Rc8 was best. } (29... Rc8) 30. Qxe5?? { (Mate in 3 → -0.37) Lost forced checkmate sequence. Rxg7+ was best. } (30. Rxg7+ Kh8 31. Rh7+ Kg8 32. Qf7#) 30... fxe5 31. Re1 e4?! { (-0.66 → -0.09) Inaccuracy. Re8 was best. } (31... Re8 32. Rc7) 32. f3 Rb2 33. fxe4 dxe4? { (0.00 → 1.22) Mistake. Re8 was best. } (33... Re8 34. e5 Rc2 35. Re3 Rxc5 36. Rg3 g5 37. Rb3 d4 38. Rbb7 Rcxe5 39. Rxa7 Rd5 40. Rg7+) 34. Rxe4 Rc2?? { (1.16 → 3.59) Blunder. Kh7 was best. } (34... Kh7 35. Rc7) 35. Re5?? { (3.59 → 0.52) Blunder. Ree7 was best. } (35. Ree7 g5) 35... a5?? { (0.52 → 3.38) Blunder. Kh7 was best. } (35... Kh7 36. Rc7 Rc3 37. Ree7 Rg8 38. Rxc6 Rxa3 39. Kh2 a5 40. Ra6 h5 41. Rd7 Ra4 42. Rc7) 36. Rc7?? { (3.38 → 0.48) Blunder. Ree7 was best. } (36. Ree7 Rxc5 37. Rxg7+ Kh8 38. Rh7+ Kg8 39. Rdg7+ Kf8 40. Rg3 Rd8 41. Rxh6 Kf7 42. Kh2 Rd4) 36... Ra6?? { (0.48 → 3.43) Blunder. Kh7 was best. } (36... Kh7 37. Ree7 Rg8 38. Rxc6 Rc3 39. Ra7 Rxa3 40. Rcc7 a4 41. c6 Ra2 42. h4 a3 43. h5) 37. a4? { (3.43 → 1.74) Mistake. Ree7 was best. } (37. Ree7 Rxc5) 37... Ra2?? { (1.74 → 4.40) Blunder. Kh7 was best. } (37... Kh7 38. Ree7 h5 39. Rxg7+ Kh6 40. Rh7+ Kg6 41. Rcg7+ Kf6 42. Rg8 Rxc5 43. Rh6+ Kf7 44. Rc8) 38. Re8+?? { (4.40 → 2.08) Blunder. Ree7 was best. } (38. Ree7 Rxa4 39. Rxg7+ Kf8 40. Rh7 Kg8 41. Rxh6 Rc4 42. Rhxc6 Rxc6 43. Rxc6 Kf7 44. Kh2 a4) 38... Kh7 39. Re4? { (2.18 → 0.90) Mistake. Ree7 was best. } (39. Ree7 Kg6 40. Rxg7+ Kf5 41. Rg4 h5 42. Rh4 Kg5 43. Re4 Kf5 44. Rce7 Ra8 45. R7e5+ Kg6) 39... Rc2?? { (0.90 → 4.32) Blunder. h5 was best. } (39... h5) 40. Re5?? { (4.32 → 0.45) Blunder. Rg4 was best. } (40. Rg4 h5 41. Rg5 Rc4 42. Rcxg7+ Kh8 43. Rc7 Rxa4 44. Rxh5+ Kg8 45. Rh6 Rc4 46. Rhxc6 Rxc6) 40... Rc4?! { (0.45 → 1.23) Inaccuracy. Ra8 was best. } (40... Ra8 41. Ree7 Rg8 42. Rxc6 Rc4 43. Rcc7 Rxa4 44. Ra7 Ra1+ 45. Kh2 a4 46. Rec7 h5 47. c6) 41. Re6? { (1.23 → -0.14) Mistake. Ree7 was best. } (41. Ree7 h5 42. Rxg7+ Kh6 43. Rh7+ Kg6 44. Rcg7+ Kf6 45. Rf7+ Ke6 46. Rf1 h4 47. Rd1 Kf5) 41... Rxc5 42. Kf2?! { (-0.25 → -1.10) Inaccuracy. Ree7 was best. } (42. Ree7 Rg5) 42... Rb6?! { (-1.10 → -0.52) Inaccuracy. Rb6 was best. } (42... Rb6 43. Kg1 Rb1+ 44. Kh2 Rbc1 45. Re3 Rg5 46. g4 h5 47. Kg3 hxg4 48. h4 Rg6 49. Ra7) 43. Ke3?? { (-0.52 → -3.12) Blunder. Kg1 was best. } (43. Kg1) 43... Rb4?? { (-3.12 → -0.38) Blunder. Rg5 was best. } (43... Rg5 44. Rexc6 Rb3+ 45. Rc3 Rxg2 46. Rxb3 Rg3+ 47. Kd2 Rxb3 48. Rc5 Rxh3 49. Rxa5 g5 50. Re5) 44. Kd3?? { (-0.38 → -4.57) Blunder. Rexc6 was best. } (44. Rexc6) 44... Rxa4?! { (-4.57 → -3.31) Inaccuracy. Rg5 was best. } (44... Rg5) 45. Rcxc6 Rxc6 46. Rxc6 Rh4?? { (-2.96 → -0.78) Blunder. Ra2 was best. } (46... Ra2 47. g4 Ra3+ 48. Ke4 Rxh3 49. Ra6 Ra3 50. Kf5 Ra1 51. Kf4 Ra4+ 52. Kg3 Kg8 53. Ra7) 47. Ra6 a4 48. Kc3?! { (-0.31 → -0.85) Inaccuracy. Ke2 was best. } (48. Ke2 Rb4 49. g4 g6 50. Ra7+ Kg8 51. Kd3 Kf8 52. Kc2 Ke8 53. Kc1 Rd4 54. Kc2 Rf4) 48... h5 49. Kb2?? { (-0.68 → -3.46) Blunder. Kd2 was best. } (49. Kd2) 49... g6?? { (-3.46 → -0.62) Blunder. Rc4 was best. } (49... Rc4) 50. Ka3?? { (-0.62 → -3.26) Blunder. Kc3 was best. } (50. Kc3 Kh6 51. Ra5 Kg7 52. Ra6 Rf4 53. Kd3 Kh6 54. Ra5 Rb4 55. Ke2 Kg7 56. Ra6 Kf7) 50... Kh6 51. Kb2?! { (-3.17 → -4.88) Inaccuracy. Rc6 was best. } (51. Rc6 Rd4 52. Rc3 h4 53. g3 hxg3 54. Rxg3 g5 55. Kb2 Rc4 56. Re3 Kh5 57. Ra3 Kh4) 51... Kg5?? { (-4.88 → -0.94) Blunder. Rf4 was best. } (51... Rf4 52. Kc1 Rf2 53. Rxa4 Rxg2 54. Kd1 Rg3 55. Ke2 Rxh3 56. Kf2 h4 57. Kg2 Rg3+ 58. Kh2) 52. Kc2?? { (-0.94 → -2.71) Blunder. Ra5+ was best. } (52. Ra5+) 52... Kf4?? { (-2.71 → -0.12) Blunder. Rb4 was best. } (52... Rb4) 53. Kd2?! { (-0.12 → -0.83) Inaccuracy. Rxg6 was best. } (53. Rxg6 a3) 53... Kg3?! { (-0.83 → 0.00) Inaccuracy. Kg5 was best. } (53... Kg5 54. Ra5+) 54. Rxg6+ Kh2 55. Ke2?? { (0.00 → -1.63) Blunder. g4 was best. } (55. g4 a3 56. Ra6 Rxh3 57. gxh5 Kg2 58. h6 Kf2 59. Ra5 Rxh6 60. Rxa3 Rh7 61. Ra5 Kf3) 55... a3? { (-1.63 → -0.20) Mistake. Rb4 was best. } (55... Rb4 56. g4) 56. Ra6 Kxg2 57. Rxa3 Re4+ 58. Kd1 Kf2 59. Ra5 Rh4 60. Ra3 Kg2 61. Ra5 Rxh3 62. Rxh5?? { (-0.14 → Mate in 14) Checkmate is now unavoidable. Ke2 was best. } (62. Ke2 h4 63. Ra4 Rh1 64. Rg4+ Kh3 65. Rg8 Kh2 66. Rc8 Rg1 67. Kf3 Rg7 68. Rc5 h3) 62... Rxh5 63. Ke2 Re5+ 64. Kd3 Re8 65. Kd4 Kf3 66. Kd3 Rd8+ 67. Kc4 Ke4 68. Kb4 Rc8 69. Kb5 Kd5 70. Kb4 Rc7 71. Kb3 Kd4 72. Kb2 Kd3 73. Kb3 Rb7+ 74. Ka4 Kc4 75. Ka3 Rb8 76. Ka2 Kc3 77. Ka3 Ra8# { Black wins by checkmate. } 0-1