CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/K5DF5yTo"] [Date "2025.11.18"] [White "Christian1"] [Black "Drew"] [Result "1-0"] [UTCDate "2025.11.18"] [UTCTime "00:35:36"] [WhiteElo "1676"] [BlackElo "1638"] [WhiteRatingDiff "+6"] [BlackRatingDiff "-9"] [WhiteTitle "NM🐍"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A04"] [Opening "Zukertort Opening"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. Nf3 { A04 Zukertort Opening } h5? { (0.47 → 1.54) Mistake. d5 was best. } (1... d5 2. d4) 2. d4 e6 3. Nc3 Ke7? { (1.59 → 2.81) Mistake. Bb4 was best. } (3... Bb4 4. e4) 4. e4 Ke8 5. e5?! { (2.74 → 2.08) Inaccuracy. Bd3 was best. } (5. Bd3 d6 6. Qe2 Be7 7. h3 a6 8. a4 Nc6 9. Bc4 Bd7 10. d5 exd5 11. exd5) 5... Nc6 6. Bb5 Bb4 7. Bg5 f6?! { (2.43 → 3.37) Inaccuracy. Be7 was best. } (7... Be7 8. h4 a6 9. Bxc6 dxc6 10. Qe2 b6 11. Ne4 Nh6 12. c4 Nf5 13. O-O-O a5 14. a3) 8. exf6?! { (3.37 → 2.10) Inaccuracy. Bd2 was best. } (8. Bd2) 8... Nxf6?? { (2.10 → 5.00) Blunder. gxf6 was best. } (8... gxf6 9. Bh4 Kf7 10. O-O Bxc3 11. bxc3 Nge7 12. Bd3 d6 13. Bg3 Nf5 14. Bxf5 exf5 15. Nh4) 9. Qd3?! { (5.00 → 3.52) Inaccuracy. O-O was best. } (9. O-O Ne7) 9... Ne7 10. O-O-O? { (3.57 → 1.84) Mistake. Qe2 was best. } (10. Qe2 c5) 10... c6 11. Ba4 b5 12. Bb3 a5 13. a3 Bd6?! { (2.05 → 2.87) Inaccuracy. Bxc3 was best. } (13... Bxc3) 14. Ba2?? { (2.87 → 0.63) Blunder. d5 was best. } (14. d5 cxd5 15. Rhe1 Kf8 16. Nxb5 Ba6 17. c4 Bxb5 18. cxb5 a4 19. Bc2 Qb8 20. Bd2 Ng4) 14... b4?! { (0.63 → 1.37) Inaccuracy. b4 was best. } (14... b4 15. Bxf6) 15. Nb1?? { (1.37 → -0.47) Blunder. Bxf6 was best. } (15. Bxf6 gxf6) 15... Ba6 16. Bc4 Qb6 17. Rhe1?! { (0.14 → -0.64) Inaccuracy. a4 was best. } (17. a4 Bxc4 18. Qxc4 Ne4 19. Be3 Qa6 20. Qxa6 Rxa6 21. Nbd2 Nxd2 22. Kxd2 Nd5 23. c4 bxc3+) 17... Nf5?? { (-0.64 → 8.83) Blunder. Bxc4 was best. } (17... Bxc4 18. Qxc4 Qb5 19. Qd3 Nfd5 20. c4 bxc3 21. Nxc3 Bf4+ 22. Bxf4 Qxd3 23. Rxd3 Nxf4 24. Rd2) 18. Re2?? { (8.83 → -0.12) Blunder. Qxf5 was best. } (18. Qxf5 bxa3 19. Nxa3 Rb8 20. Qg6+ Kf8 21. Bxf6 Qxb2+ 22. Kd2 gxf6 23. Qxf6+ Kg8 24. Qg6+ Kf8) 18... Nd5?? { (-0.12 → 3.63) Blunder. bxa3 was best. } (18... bxa3 19. Nxa3) 19. Bxa6?? { (3.63 → 0.11) Blunder. Qxf5 was best. } (19. Qxf5 Bxc4) 19... Rxa6?? { (0.11 → 8.95) Blunder. Qxa6 was best. } (19... Qxa6 20. Qxa6 Rxa6 21. c4 bxc3 22. bxc3 Nb6 23. Kc2 a4 24. Bc1 Ra5 25. Nbd2 Kd8 26. Kd3) 20. Qxf5 bxa3 21. Qg6+ Kf8 22. Nxa3 Bxa3 23. bxa3 Nc3 24. Ne5?? { (10.03 → 0.00) Blunder. Rde1 was best. } (24. Rde1 Nxe2+ 25. Rxe2 Qb8 26. Re4 Kg8 27. Ne5 Qf8 28. Nxd7 Qf7 29. Qxf7+ Kxf7 30. h4 Re8) 24... Qb1+?? { (0.00 → 75.09) Blunder. Nxe2+ was best. } (24... Nxe2+ 25. Kd2 Qxd4+ 26. Nd3 Nc3 27. Be3 Qe4 28. Bc5+ Kg8 29. Qe8+ Kh7 30. Qxh5+ Kg8 31. Qe8+) 25. Kd2 Qxd1+ 26. Kxc3 Qa1+ 27. Kd2? { (Mate in 9 → 8.12) Lost forced checkmate sequence. Kd3 was best. } (27. Kd3 Kg8 28. Qf7+ Kh7 29. Nxd7 Qxd4+ 30. Kxd4 Rd8 31. Bxd8 c5+ 32. Ke5 Kh6 33. Bg5+ Kxg5) 27... Qxd4+ 28. Nd3 c5 29. Re4 e5 30. Rxd4 Rxg6 31. Rxd7 Rxg5 32. Rd8+ Kf7 33. Rxh8 Rxg2 34. Nxe5+ Kf6 35. Nd3?! { (6.44 → 4.03) Inaccuracy. Rxh5 was best. } (35. Rxh5 g5) 35... c4 36. Nb2?! { (4.10 → 2.61) Inaccuracy. Rf8+ was best. } (36. Rf8+ Ke7 37. Ne1 Rxh2 38. Rf3 g5 39. Ke2 Kd6 40. Re3 g4 41. Kf1 h4 42. Kg1 g3) 36... Rxf2+ 37. Kc3 Rxh2 38. Nxc4 Rh3+?! { (2.87 → 4.00) Inaccuracy. g5 was best. } (38... g5 39. Ne3) 39. Kb2?? { (4.00 → 1.66) Blunder. Kd4 was best. } (39. Kd4 g5 40. Ne3 Rh4+ 41. Kd5 Rh3 42. Rh6+ Kf7 43. Ke4 g4 44. c4 g3 45. c5 Rh2) 39... a4 40. Rf8+ Kg5?! { (2.46 → 3.35) Inaccuracy. Ke7 was best. } (40... Ke7) 41. Ne5? { (3.35 → 2.01) Mistake. Nd2 was best. } (41. Nd2 Re3) 41... h4 42. Nf3+ Kg4 43. Nxh4?? { (2.03 → 0.00) Blunder. Ne5+ was best. } (43. Ne5+ Kg5 44. Nd3 Rg3 45. Kc3 h3 46. Rh8 g6 47. Kd4 Rg4+ 48. Ke3 Rg3+ 49. Ke4 Rg4+) 43... Rxh4 44. c4 Rh2+?! { (0.02 → 0.92) Inaccuracy. Rh3 was best. } (44... Rh3 45. c5 Rb3+ 46. Kc2 Rb5 47. Rc8 Kf5 48. Kd3 Rb3+ 49. Kc4 Rxa3 50. c6 Ke5 51. Rc7) 45. Kc3 Rh3+? { (0.79 → 2.12) Mistake. g5 was best. } (45... g5) 46. Kb4 g5?! { (1.82 → 3.07) Inaccuracy. g5 was best. } (46... g5) 47. c5 Rh4?? { (2.63 → 7.12) Blunder. Rb3+ was best. } (47... Rb3+ 48. Kxa4 Rc3 49. Kb4 Rc1 50. a4 Rb1+ 51. Ka5 Rc1 52. Kb6 Rb1+ 53. Kc7 Ra1 54. Ra8) 48. Kxa4? { (7.12 → 4.21) Mistake. c6 was best. } (48. c6 Rh7 49. Kb5 Kh5 50. Rg8 Rf7 51. Kb6 Rf6 52. Kb7 Rf3 53. c7 Rc3 54. c8=Q Rxc8) 48... Kh5+? { (4.21 → 7.23) Mistake. Rh3 was best. } (48... Rh3 49. Kb4 Rh1 50. c6 Rc1 51. Kb5 Kh4 52. Rh8+ Kg3 53. Kb6 Rb1+ 54. Kc7 Ra1 55. Ra8) 49. Kb5 Kg6 50. c6 Rh5 51. c7 g4+ 52. Kb6 Rh6 53. c8=Q Kg7+ 54. Kb7 g3 55. Rg8+ Kf6 56. Rxg3 Rh7+ 57. Qc7?! { (Mate in 7 → 65.09) Lost forced checkmate sequence. Kb6 was best. } (57. Kb6 Rh5 58. Qf8+ Ke6 59. Qe8+ Kf6 60. Qxh5 Ke7 61. Rg6 Ke8 62. Qh7 Kf8 63. Rg8#) 57... Rxc7+?! { (65.09 → Mate in 15) Checkmate is now unavoidable. Rxc7+ was best. } (57... Rxc7+ 58. Kxc7 Ke5 59. a4 Kf4 60. Rb3 Kg4 61. a5 Kg5 62. a6 Kf4 63. a7 Ke5 64. a8=Q) 58. Kxc7 Ke5 59. Rg6 Kd5 60. Rc6 Kd4 61. a4 Kd5 62. a5 { Black resigns. } 1-0