CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/SHoHzqe3"] [Date "2026.09.16"] [White "Mkai"] [Black "Zara"] [Result "0-1"] [UTCDate "2026.09.16"] [UTCTime "13:34:30"] [WhiteElo "1165"] [BlackElo "1123"] [WhiteRatingDiff "-161"] [BlackRatingDiff "+117"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Polish Opening"] [Termination "Time forfeit"] [Annotator "cohenchessclub.com"] 1. b4 { A00 Polish Opening } d5 2. e3 g5? { (-0.50 → 0.99) Mistake. e5 was best. } (2... e5 3. Bb2 Nd7 4. a3 a5 5. b5 Bd6 6. c4 Ngf6 7. cxd5 Nxd5 8. Nf3 e4 9. Nd4) 3. Na3? { (0.99 → -0.12) Mistake. Bb2 was best. } (3. Bb2 Nf6 4. c4 c6 5. h3 Bg7 6. Nf3 h6 7. cxd5 cxd5 8. Nc3 O-O 9. Be2 a6) 3... Nh6? { (-0.12 → 1.05) Mistake. Bg7 was best. } (3... Bg7) 4. f3?? { (1.05 → -0.89) Blunder. Bb2 was best. } (4. Bb2 f6) 4... Ng8?? { (-0.89 → 0.89) Blunder. Bg7 was best. } (4... Bg7 5. d4 O-O 6. Bd3 e5 7. Rb1 Re8 8. dxe5 a5 9. b5 Nd7 10. f4 gxf4 11. exf4) 5. c4 c5? { (0.51 → 1.91) Mistake. d4 was best. } (5... d4 6. exd4 Bg7 7. Ne2 a5 8. b5 Nh6 9. Nc2 Nf5 10. Rb1 O-O 11. Bb2 c6 12. bxc6) 6. cxd5 e5?? { (1.80 → 4.16) Blunder. cxb4 was best. } (6... cxb4 7. Qa4+) 7. f4?? { (4.16 → 0.67) Blunder. Bb2 was best. } (7. Bb2) 7... f5?? { (0.67 → 9.80) Blunder. gxf4 was best. } (7... gxf4 8. Qh5 Nd7 9. Bb5 Qe7 10. d6 Qxd6 11. Nc4 Qe6 12. Bb2 a6 13. Bxd7+ Bxd7 14. Qxe5) 8. fxe5?! { (9.80 → 6.10) Inaccuracy. Qh5+ was best. } (8. Qh5+) 8... h6?! { (6.10 → 11.81) Inaccuracy. Qxd5 was best. } (8... Qxd5) 9. d6 Qxd6 10. Nb5? { (16.26 → 4.94) Mistake. Qh5+ was best. } (10. Qh5+ Kd8 11. exd6 cxb4 12. Qf7 Nd7 13. Nc4 Be7 14. dxe7+ Nxe7 15. Qg7 Rg8 16. Qxh6 Rg6) 10... Qxe5 11. d3?? { (5.17 → -4.29) Blunder. Rb1 was best. } (11. Rb1 Qe4 12. Nc7+ Kd8 13. d3 Qe7 14. Nxa8 cxb4 15. d4 Nf6 16. Nf3 Nd5 17. Qb3 Nc3) 11... a6?? { (-4.29 → -0.76) Blunder. Qxa1 was best. } (11... Qxa1) 12. Ba3?? { (-0.76 → -9.46) Blunder. d4 was best. } (12. d4 cxd4 13. Nf3 Bxb4+ 14. Kf2 Qe7 15. Qxd4 Nf6 16. Nc7+ Qxc7 17. Qxf6 Bc3 18. Nd4 Rf8) 12... axb5 13. bxc5 Qxc5?? { (-9.92 → 5.03) Blunder. Qc3+ was best. } (13... Qc3+ 14. Kf2 Nf6 15. Ne2 Qxa3 16. Qc1 Ng4+ 17. Kg1 Qxd3 18. Nd4 Qxe3+ 19. Qxe3+ Nxe3 20. Bxb5+) 14. Qe2?? { (5.03 → -9.90) Blunder. Qh5+ was best. } (14. Qh5+ Kd8) 14... Qe5?? { (-9.90 → -1.37) Blunder. Qc3+ was best. } (14... Qc3+ 15. Kf2) 15. Bb4?? { (-1.37 → -19.40) Blunder. Bb2 was best. } (15. Bb2) 15... b6 16. Bd2 Nf6?! { (-11.34 → -6.22) Inaccuracy. Qxa1+ was best. } (16... Qxa1+ 17. Qd1 Rxa2 18. Ne2 Qxd1+ 19. Kxd1 b4 20. g3 Bb7 21. Rg1 Nc6 22. h4 Nge7 23. hxg5) 17. g4?! { (-6.22 → -13.01) Inaccuracy. d4 was best. } (17. d4 Qd5) 17... Nxg4 18. Bg2 h5?? { (-13.87 → 1.61) Blunder. Qxa1+ was best. } (18... Qxa1+) 19. Be4?? { (1.61 → -19.87) Blunder. d4 was best. } (19. d4) 19... Ra6 20. d4 fxe4?? { (-10.04 → 1.83) Blunder. Qxe4 was best. } (20... Qxe4) 21. Qf1?? { (1.83 → -10.74) Blunder. dxe5 was best. } (21. dxe5) 21... h4?? { (-10.74 → 1.70) Blunder. Qd5 was best. } (21... Qd5) 22. Nf3?? { (1.70 → -11.50) Blunder. dxe5 was best. } (22. dxe5 Nxe5) 22... exf3? { (-11.50 → -4.37) Mistake. Qd5 was best. } (22... Qd5) 23. O-O-O? { (-4.37 → -23.72) Mistake. dxe5 was best. } (23. dxe5 f2+) 23... f2?? { (-23.72 → -3.78) Blunder. Bf5 was best. } (23... Bf5 24. Bb4 Qc7+ 25. Bc5 bxc5 26. Qxb5+ Nd7 27. Rd3 cxd4+ 28. Kb2 Bxd3 29. Qxd3 Rb6+ 30. Qb3) 24. Qxf2?? { (-3.78 → -32.75) Blunder. dxe5 was best. } (24. dxe5 Rxa2) 24... Nxf2 25. Kb2?! { (-17.71 → Mate in 6) Checkmate is now unavoidable. dxe5 was best. } (25. dxe5 Nxh1 26. Rxh1 Rxa2 27. Bc3 Nc6 28. e6 Rh5 29. Bb2 Bxe6 30. Kb1 Bc5 31. h3 Ra4) 25... b4?! { (Mate in 6 → -18.48) Lost forced checkmate sequence. Qd5 was best. } (25... Qd5 26. Ba5 Rxa5 27. a4 Ba3+ 28. Ka1 Be6 29. Rd2 Qxh1+ 30. Rd1 Qxd1#) 26. Kc1?! { (-18.48 → Mate in 4) Checkmate is now unavoidable. dxe5 was best. } (26. dxe5 Be6) 26... b5?! { (Mate in 4 → -21.08) Lost forced checkmate sequence. Nd3+ was best. } (26... Nd3+ 27. Kb1 Qd5 28. a3 Qb3+ 29. Ka1 Rxa3#) 27. Bxb4?! { (-21.08 → Mate in 6) Checkmate is now unavoidable. dxe5 was best. } (27. dxe5 Nxh1) 27... h3?! { (Mate in 6 → -19.89) Lost forced checkmate sequence. Qxe3+ was best. } (27... Qxe3+ 28. Rd2 Bxb4 29. Kb1 Qxd2 30. Re1+ Qxe1+ 31. Kb2 Bf5 32. Kb3 Qb1#) 28. Rd2?! { (-19.89 → Mate in 7) Checkmate is now unavoidable. dxe5 was best. } (28. dxe5 Bxb4 29. a3 Bxa3+ 30. Kc2 Bf5+ 31. Kb3 Nxh1 32. Rxh1 Nc6 33. Ra1 Be6+ 34. Kc2 Nxe5) 28... Nxh1?! { (Mate in 7 → -23.81) Lost forced checkmate sequence. Qxe3 was best. } (28... Qxe3 29. Kb2 Bxb4 30. Rc2 Ba3+ 31. Kb1 Bf5 32. Rd1 Nxd1 33. Ka1 Bxc2 34. d5 Qc3#) 29. Rb2?! { (-23.81 → Mate in 6) Checkmate is now unavoidable. dxe5 was best. } (29. dxe5 Bxb4) 29... Rah6?! { (Mate in 6 → -17.47) Lost forced checkmate sequence. Qxe3+ was best. } (29... Qxe3+ 30. Kd1 Bg4+ 31. Kc2 Bf5+ 32. Kd1 Bxb4 33. Re2 Nf2+ 34. Rxf2 Qe1#) 30. Bd6?! { (-17.47 → Mate in 6) Checkmate is now unavoidable. dxe5 was best. } (30. dxe5 Rb6) 30... Qxd6 31. Rxb5 Qd7?! { (Mate in 6 → -28.15) Lost forced checkmate sequence. Qc6+ was best. } (31... Qc6+ 32. Rc5 Bxc5 33. Kb2 Ba3+ 34. Kb3 Bg4 35. Kxa3 Qc3+ 36. Ka4 Bd7#) 32. Rxb8?! { (-28.15 → Mate in 6) Checkmate is now unavoidable. a4 was best. } (32. a4 Qc7+ 33. Kb1 g4 34. e4 Qxh2 35. Rb2 Qg1+ 36. Ka2 Nc6 37. d5 Qd1 38. Rh2 Qxa4+) 32... Kf7?! { (Mate in 6 → -29.15) Lost forced checkmate sequence. Qc7+ was best. } (32... Qc7+ 33. Kd2 Qxb8 34. a3 Rc6 35. Kd3 Qb1+ 36. Ke2 Qb2+ 37. Kd3 Nf2#) 33. Rxc8?! { (-29.15 → Mate in 5) Checkmate is now unavoidable. Kb1 was best. } (33. Kb1 Qc7) 33... Qxc8+ 34. Kd1 Kg6 35. d5 Kh5 36. e4 Kh4 37. e5 g4 38. a4 Qf5 39. Kc1 Qf1+ 40. Kc2 Qa1 41. Kd3 Qxe5 42. Kc4 Qe4+ 43. Kb5 Qxa4+ 44. Kxa4 Ra6+ 45. Kb3 Ra1 46. d6 Ra8 47. Kc3 Ra2 48. Kc4 Bxd6 49. Kd3 g3 50. Kc4 Bf4 51. Kb5 Bb8 52. Kc4 Bf4 53. Kb4 Bc1 54. Kb5 Raa8 55. hxg3+ Kxg3 56. Kc6 Rhd8 57. Kc5 Rdc8+ 58. Kb5 Rcb8+ 59. Kc5 Rc8+ 60. Kd4 Rd8+ 61. Kc4 Rdc8+ 62. Kd5 Bg5 63. Kd4 Rd8+ 64. Kc4 Kf4 65. Kb5 Kf5 66. Kb4 Rab8+ 67. Kc3 Rbc8+ 68. Kb2 Rb8+ 69. Kc2 Rbc8+ 70. Kb2 Rb8+ 71. Kc2 Rdc8+ 72. Kd1 Rd8+ { Black wins on time. } 0-1