CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/ByQbvIud"] [Date "2026.02.07"] [White "Mark2"] [Black "Eitan1"] [Result "0-1"] [UTCDate "2026.02.07"] [UTCTime "00:25:48"] [WhiteElo "1180"] [BlackElo "1228"] [WhiteRatingDiff "-16"] [BlackRatingDiff "+8"] [WhiteTitle "࿄"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A05"] [Opening "Zukertort Opening: Lemberger Gambit"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 Nf6 2. Nf3?? { (0.91 → -0.86) Blunder. e5 was best. } { A05 Zukertort Opening: Lemberger Gambit } (2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nf3 Be7 7. Nc3 O-O 8. Be3 Bf6) 2... d5?? { (-0.86 → 0.89) Blunder. Nxe4 was best. } (2... Nxe4 3. d4 g6 4. c4 Nf6 5. Bd3 Bg7 6. Nc3 O-O 7. O-O d6 8. Re1 b6 9. Bg5) 3. exd5 Nxd5 4. g3 Bg4 5. Bg2 Bxf3? { (0.59 → 2.08) Mistake. Nc6 was best. } (5... Nc6 6. h3) 6. Qxf3 e6?! { (2.03 → 2.87) Inaccuracy. c6 was best. } (6... c6) 7. O-O? { (2.87 → 1.59) Mistake. c4 was best. } (7. c4 Nb6) 7... Bc5? { (1.59 → 3.25) Mistake. Nc6 was best. } (7... Nc6 8. c3 Qf6 9. Qe2 Be7 10. d4 h5 11. Nd2 h4 12. Be4 O-O-O 13. Nf3 g5 14. Bxg5) 8. d4?! { (3.25 → 2.24) Inaccuracy. c4 was best. } (8. c4 Nb6 9. Qxb7 O-O 10. Qe4 Na6 11. Nc3 Nb4 12. d4 Qxd4 13. Qxd4 Bxd4 14. Bxa8 Rxa8) 8... Bxd4 9. c3 Bb6?? { (2.30 → 5.08) Blunder. Bf6 was best. } (9... Bf6 10. c4 Nb6 11. Qxb7 N8d7 12. Na3 Qc8 13. Rb1 Qxb7 14. Bxb7 Rb8 15. Bg2 O-O 16. b3) 10. Qg4?? { (5.08 → -0.21) Blunder. c4 was best. } (10. c4 c6 11. Rd1 Qf6 12. cxd5 Qxf3 13. Bxf3 cxd5 14. Bf4 Ke7 15. Nc3 Nc6 16. Bg2 Rac8) 10... f5?? { (-0.21 → 7.80) Blunder. O-O was best. } (10... O-O 11. Bg5 f5 12. Qh5 Qc8 13. c4 Nf6 14. Qe2 c6 15. Nd2 Bc7 16. Rad1 e5 17. c5) 11. Qxg7 Qf6 12. Qg5?? { (8.30 → 0.92) Blunder. Qxf6 was best. } (12. Qxf6 Nxf6 13. Bxb7 Nbd7 14. Bxa8 Ne5 15. Na3 Nd3 16. Nc4 Ke7 17. Bf3 Nxc1 18. Raxc1 f4) 12... Qxg5 13. Bxg5 Be3?? { (1.02 → 8.53) Blunder. c6 was best. } (13... c6 14. Re1 Kf7 15. Nd2 Nd7 16. Rad1 h6 17. Bxd5 cxd5 18. Bf4 Nc5 19. Nf3 Ne4 20. Re2) 14. fxe3 Rg8 15. Bf4 Nxf4 16. exf4 Nc6 17. Na3 O-O-O 18. b4 b6 19. b5 Na5 20. c4 { White offers draw } 20... Nb7 21. Bxb7+ Kxb7 22. c5 bxc5 23. Rfc1 Rd2 24. Nc4 Rdd8 25. b6?? { (7.68 → 3.36) Blunder. Na5+ was best. } (25. Na5+) 25... axb6 26. Ne5?! { (3.39 → 2.37) Inaccuracy. Rc2 was best. } (26. Rc2 h5 27. Ne5 h4 28. Kf2 hxg3+ 29. hxg3 Ra8 30. a4 Ra7 31. Nc4 Rh8 32. Kg2 Rd8) 26... h5?! { (2.37 → 3.60) Inaccuracy. Rd2 was best. } (26... Rd2) 27. Nf7? { (3.60 → 1.74) Mistake. Nf3 was best. } (27. Nf3 Rd3) 27... Rd4 28. Nh6? { (1.71 → 0.34) Mistake. Re1 was best. } (28. Re1 h4 29. Ng5 hxg3 30. hxg3 Ra8 31. a4 Rd2 32. Rxe6 c4 33. Re3 b5 34. Rb1 Rxa4) 28... Rgd8?? { (0.34 → 1.99) Blunder. Rg6 was best. } (28... Rg6 29. Nf7 h4 30. Rc3 Rxf4 31. Re1 Rd4 32. Ne5 Rg8 33. Kf2 Rd2+ 34. Re2 Rxe2+ 35. Kxe2) 29. Nf7 Rf8? { (1.70 → 3.12) Mistake. Rg8 was best. } (29... Rg8 30. Re1) 30. Ng5 Rg8 31. Nxe6 Rd6 32. Ng5 Rdd8?! { (4.18 → 5.39) Inaccuracy. h4 was best. } (32... h4) 33. Nf3 Ra8 34. Ne5?! { (5.85 → 4.22) Inaccuracy. Kg2 was best. } (34. Kg2) 34... Ra7 35. Rab1? { (4.99 → 3.07) Mistake. a4 was best. } (35. a4 h4) 35... Rga8?! { (3.07 → 4.68) Inaccuracy. h4 was best. } (35... h4 36. Rxc5) 36. Nc4 Rxa2 37. Nb2?? { (4.48 → 0.61) Blunder. Ne3 was best. } (37. Ne3 Kc6) 37... R8a3?! { (0.61 → 1.42) Inaccuracy. Re8 was best. } (37... Re8 38. Rc2) 38. Nc4 Ra4?? { (1.34 → 4.32) Blunder. Rf3 was best. } (38... Rf3 39. Rb2 Rxb2 40. Nxb2 Kc6 41. Nc4 Kd5 42. Kg2 Rb3 43. Kf2 b5 44. Ne3+ Ke4 45. Rxc5) 39. Nb2?? { (4.32 → 0.00) Blunder. Ne3 was best. } (39. Ne3) 39... Rb4? { (0.00 → 1.07) Mistake. Re4 was best. } (39... Re4 40. Nd3 Ree2 41. Ne1 Kc6 42. Nf3 Rg2+ 43. Kh1 b5 44. Nd4+ Kd5 45. Nxf5 Rxh2+ 46. Kg1) 40. Nd3 Rd4?? { (0.77 → 3.22) Blunder. Rxb1 was best. } (40... Rxb1 41. Rxb1) 41. Nb2?? { (3.22 → -3.27) Blunder. Nxc5+ was best. } (41. Nxc5+) 41... Rd2 42. Nc4 b5?? { (-4.24 → 8.35) Blunder. Rg2+ was best. } (42... Rg2+ 43. Kf1) 43. Nxd2 Rxd2 44. Rxb5+ Ka6 45. Ra1+?? { (8.79 → -6.53) Blunder. Rbxc5 was best. } (45. Rbxc5 h4 46. gxh4 Rd4 47. h5 Kb6 48. Rc6+ Kb7 49. R6c3 Rxf4 50. h6) 45... Kxb5 46. Rb1+ { White offers draw } 46... Kc6 47. Ra1 Kd6 48. Ra6+ Kd5 49. Ra4 Rd1+ 50. Kg2 c4 51. Kf2 c3 52. Ke2 Rb1?? { (-62.20 → -0.42) Blunder. c2 was best. } (52... c2) 53. Ra5+?? { (-0.42 → -8.05) Blunder. Kd3 was best. } (53. Kd3 c5) 53... Kd6?? { (-8.05 → 0.00) Blunder. Kc4 was best. } (53... Kc4) 54. Rxf5?? { (0.00 → -11.19) Blunder. Kd3 was best. } (54. Kd3 c5 55. Ra6+ Kd5 56. Rf6 c4+ 57. Kxc3 Rb3+ 58. Kc2 Ke4 59. Rh6 Kd4 60. Rd6+ Kc5) 54... c2 55. Kd2?! { (-55.85 → Mate in 4) Checkmate is now unavoidable. Rb5 was best. } (55. Rb5 Rxb5 56. Kd2 Rc5 57. Kc1 Rc3 58. f5 Ke5 59. f6 Kxf6 60. h3 Kg5 61. g4 Rxh3) 55... c1=Q+ 56. Ke2 Qc3 57. Re5 Rb2+ 58. Kf1 Qc1+ 59. Re1 { White offers draw } 59... Qc4+ 60. Kg1 Qb4 61. Kf1 c5 62. f5 Kd7 63. f6 c4 64. f7 c3 65. f8=Q Qxf8+ 66. Kg1 c2 67. Rc1 Qc5+ 68. Kf1 Qc4+ 69. Ke1 Qc3+ 70. Kf1 Qd2 71. Kg1 Qxc1+ 72. Kg2 Rb3 73. g4 hxg4 74. h3 gxh3+ 75. Kh2 Qd2+ 76. Kg1 Rb1# { Black wins by checkmate. } 0-1