CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/gytfdCYp"] [Date "2026.09.16"] [White "Mkai"] [Black "Leo3"] [Result "0-1"] [UTCDate "2026.09.16"] [UTCTime "14:06:31"] [WhiteElo "965"] [BlackElo "904"] [WhiteRatingDiff "-102"] [BlackRatingDiff "+197"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A40"] [Opening "Queen's Pawn Game"] [Termination "Time forfeit"] [Annotator "cohenchessclub.com"] 1. d4 { A40 Queen's Pawn Game } h6?! { (0.41 → 1.02) Inaccuracy. Nf6 was best. } (1... Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8. cxd4) 2. Bxh6?? { (1.02 → -6.39) Blunder. e4 was best. } (2. e4) 2... d5?? { (-6.39 → 1.14) Blunder. Nxh6 was best. } (2... Nxh6 3. Nc3 e6 4. Qd2 Bb4 5. O-O-O d5 6. e4 dxe4 7. f3 e3 8. Qxe3 Nf5 9. Qe1) 3. e4?? { (1.14 → -5.82) Blunder. Bf4 was best. } (3. Bf4 c5 4. e3 Nc6 5. Nc3 cxd4 6. exd4 a6 7. Nf3 Bg4 8. Be2 e6 9. Ne5 Bxe2) 3... Rxh6 4. exd5 Rd6?! { (-5.92 → -4.15) Inaccuracy. Qxd5 was best. } (4... Qxd5 5. Nc3 Qa5 6. Qd2 Bg4 7. f3 Bd7 8. O-O-O e6 9. g4 Nc6 10. g5 Rh4 11. f4) 5. f4 Rxd5 6. f5? { (-4.67 → -8.71) Mistake. Nf3 was best. } (6. Nf3 c5) 6... Bxf5 7. g4 Rxd4 8. gxf5 Re4+? { (-16.46 → -4.56) Mistake. Rxd1+ was best. } (8... Rxd1+ 9. Ke2 Qd5 10. Nf3 Qxf5 11. Nfd2 Qxc2 12. Bg2 Rxh1 13. Na3 Qxb2 14. Rxh1 c6 15. Nc4) 9. Be2 Rxe2+?? { (-5.14 → 0.76) Blunder. Qxd1+ was best. } (9... Qxd1+ 10. Kxd1 Rf4 11. Bd3 Nc6 12. Ne2 Rh4 13. Ng3 Ne5 14. Ke2 Nxd3 15. cxd3 Rd8 16. Nc3) 10. Nxe2 Na6? { (0.73 → 2.01) Mistake. Qxd1+ was best. } (10... Qxd1+ 11. Kxd1 Nc6 12. Ng3 O-O-O+ 13. Nd2 Nh6 14. c3 Ng4 15. Ke2 e6 16. h3 Nf2 17. Rhf1) 11. Nd2? { (2.01 → 0.78) Mistake. Nbc3 was best. } (11. Nbc3 Nf6 12. Qd4 Qxd4 13. Nxd4 Ng4 14. Ke2 O-O-O 15. Rad1 Re8 16. Rhg1 Ne5 17. Ne4 e6) 11... e5?? { (0.78 → 2.93) Blunder. Qd5 was best. } (11... Qd5 12. Ng3) 12. b4?? { (2.93 → -5.60) Blunder. fxe6 was best. } (12. fxe6 fxe6 13. Ng3 Qd5 14. Qg4 O-O-O 15. O-O-O Qxa2 16. Nb3 Re8 17. Ne4 Nf6 18. Qg6 Qa4) 12... e4?? { (-5.60 → 0.91) Blunder. Bxb4 was best. } (12... Bxb4 13. f6) 13. b5?? { (0.91 → -1.31) Blunder. Nxe4 was best. } (13. Nxe4 Bxb4+ 14. c3 Qe7 15. cxb4 Qxe4 16. O-O Qe3+ 17. Rf2 Nxb4 18. Nf4 Kf8 19. Rb1 a5) 13... e3?? { (-1.31 → 0.49) Blunder. Nc5 was best. } (13... Nc5 14. Nc4 Qh4+ 15. Ng3 Nf6 16. Qd4 Ncd7 17. O-O-O Bc5 18. Qc3 a6 19. Na5 axb5 20. Nxb7) 14. Rf1?? { (0.49 → -8.34) Blunder. Nf3 was best. } (14. Nf3 Nb4) 14... Nc5?? { (-8.34 → -0.62) Blunder. Qh4+ was best. } (14... Qh4+) 15. Rf4?? { (-0.62 → -7.30) Blunder. Nf3 was best. } (15. Nf3 Bd6 16. Qd4 Qe7 17. O-O-O Nf6 18. Kb1 O-O-O 19. Rfe1 Re8 20. Nc3 Kb8 21. Re2 Nce4) 15... Ne4?? { (-7.30 → 7.77) Blunder. exd2+ was best. } (15... exd2+ 16. Qxd2 Qxd2+ 17. Kxd2 O-O-O+ 18. Rd4 Bd6 19. Rd1 b6 20. Rg1 Nh6 21. Rxg7 Nxf5 22. Rxf7) 16. Rxe4+ Kd7 17. Rxe3 c5 18. c4 a6 19. bxa6 bxa6 20. Re8?? { (10.39 → -0.60) Blunder. Rb1 was best. } (20. Rb1 Kc7) 20... Qxe8?! { (-0.60 → 0.18) Inaccuracy. Kxe8 was best. } (20... Kxe8) 21. a3?! { (0.18 → -0.81) Inaccuracy. Qa4+ was best. } (21. Qa4+ Kc7) 21... Kd8? { (-0.81 → 0.48) Mistake. Bd6 was best. } (21... Bd6 22. Qb3 Kc7 23. Rb1 Qc6 24. Nc3 Nf6 25. Kd1 Rd8 26. Nd5+ Nxd5 27. cxd5 c4 28. Rc1) 22. Rc1? { (0.48 → -0.66) Mistake. Ne4+ was best. } (22. Ne4+ Qd7) 22... a5? { (-0.66 → 0.78) Mistake. Kc7 was best. } (22... Kc7 23. Rb1 Bd6 24. Qb3 Qc6 25. Nc3 Nf6 26. Nd5+ Nxd5 27. cxd5 Qb5 28. Qc4 Qd7 29. Qb3) 23. Rc3? { (0.78 → -0.50) Mistake. Ne4+ was best. } (23. Ne4+) 23... a4?? { (-0.50 → 1.44) Blunder. Kc7 was best. } (23... Kc7 24. Nf1) 24. Rc1?? { (1.44 → -1.15) Blunder. Re3 was best. } (24. Re3 Qd7 25. Nc3 Ne7 26. Qf3 Ra6 27. Rd3 Rd6 28. Qa8+ Nc8 29. Nd5 Qxf5 30. Re3 Re6) 24... f6?? { (-1.15 → 1.24) Blunder. Kc7 was best. } (24... Kc7) 25. h4?? { (1.24 → -0.37) Blunder. Ne4+ was best. } (25. Ne4+ Qd7) 25... g6?? { (-0.37 → 3.50) Blunder. Nh6 was best. } (25... Nh6 26. Ne4+ Qd7 27. Nf4 Nxf5 28. Ne6+ Ke7 29. N4xc5 Qxd1+ 30. Rxd1 Kf7 31. Nxf8 Rxf8 32. Rd7+) 26. fxg6?? { (3.50 → 1.10) Blunder. Ne4+ was best. } (26. Ne4+ Kc7) 26... f5?? { (1.10 → 3.57) Blunder. Qxg6 was best. } (26... Qxg6 27. Ne4+ Kc7 28. N4c3 Re8 29. Kf1 Qf5+ 30. Kg2 Qg4+ 31. Ng3 Qxd1 32. Rxd1 Nh6 33. Rf1) 27. h5? { (3.57 → 1.96) Mistake. Nf3+ was best. } (27. Nf3+) 27... Be7?? { (1.96 → 5.40) Blunder. Kc7 was best. } (27... Kc7 28. Qc2) 28. h6?? { (5.40 → 0.13) Blunder. Kf1 was best. } (28. Kf1 Qc6 29. Nf3+ Ke8 30. Nf4 Qe4 31. Qd5 Nf6 32. g7 Rd8 33. Qxe4 fxe4 34. Ng5 Ng8) 28... Bf6?? { (0.13 → 8.61) Blunder. Qxg6 was best. } (28... Qxg6 29. Nf3+) 29. h7 Ba1 30. Rxa1 Ra5?! { (14.51 → Mate in 8) Checkmate is now unavoidable. Qxg6 was best. } (30... Qxg6 31. h8=Q) 31. Rc1?! { (Mate in 8 → 14.92) Lost forced checkmate sequence. Ne4+ was best. } (31. Ne4+ Kc8 32. Nd6+ Kb8 33. Nxe8 Rb5 34. Qd6+ Ka7 35. cxb5 c4 36. Qa6+ Kb8 37. Qb6+ Ka8) 31... Ra7 32. hxg8=R Qxg8 33. Nf4 Qxg6 34. Nxg6 f4?! { (75.50 → Mate in 8) Checkmate is now unavoidable. Rh7 was best. } (34... Rh7 35. Nf3+) 35. Nf8?! { (Mate in 8 → 15.23) Lost forced checkmate sequence. Ne4+ was best. } (35. Ne4+ Rd7 36. Qxa4 Rd3 37. Qa7 Re3+ 38. Kf2 Rxe4 39. Rb1 Re2+ 40. Kxe2 f3+ 41. Kxf3 Kc8) 35... Kc8?! { (15.23 → Mate in 8) Checkmate is now unavoidable. f3 was best. } (35... f3 36. Ne4+) 36. Nd7?! { (Mate in 8 → 14.54) Lost forced checkmate sequence. Ne4 was best. } (36. Ne4 Rg7 37. Kf1 Rb7 38. Ne6 Kb8 39. Rb1 Ka7 40. Rxb7+ Kxb7 41. Qb1+ Ka7 42. N4xc5 Ka8) 36... Kxd7?! { (14.54 → Mate in 8) Checkmate is now unavoidable. Rxd7 was best. } (36... Rxd7 37. Qxa4) 37. Rc3?! { (Mate in 8 → 12.58) Lost forced checkmate sequence. Ne4+ was best. } (37. Ne4+ Ke8 38. Rb1 Rd7 39. Qh5+ Ke7 40. Qg5+ Kf7 41. Qf6+ Kg8 42. Rb8+ Rd8 43. Rxd8+ Kh7) 37... Ke6?! { (12.58 → Mate in 7) Checkmate is now unavoidable. Ra6 was best. } (37... Ra6 38. Ne4+) 38. Re3+? { (Mate in 7 → 8.76) Lost forced checkmate sequence. Ne4 was best. } (38. Ne4 Rh7 39. Qd6+ Kf7 40. Qd7+ Kf8 41. Qxh7 Ke8 42. Rd3 f3 43. Nf6+ Kf8 44. Rd8#) 38... Kf7? { (8.76 → Mate in 7) Checkmate is now unavoidable. fxe3 was best. } (38... fxe3 39. Ne4) 39. Re6? { (Mate in 7 → 9.10) Lost forced checkmate sequence. Qh5+ was best. } (39. Qh5+ Kf6 40. Ne4+ Kg7 41. Qg5+ Kf8 42. Rh3 Rg7 43. Rh8+ Rg8 44. Qxg8+ Ke7 45. Rh7#) 39... Kxe6 40. Ne4 Kf7 41. Nxc5 Kg8 42. Nxa4 Kf7 43. Qd3 Ke6 44. Qd1 Ke5? { (7.80 → Mate in 16) Checkmate is now unavoidable. Kf7 was best. } (44... Kf7 45. Qf3 Re7+ 46. Kd2 Kg8 47. Nc3 Rf7 48. Ne2 Re7 49. Nd4 Kh7 50. Nf5) 45. c5?! { (Mate in 16 → 16.20) Lost forced checkmate sequence. Qd5+ was best. } (45. Qd5+ Kf6 46. Qd4+ Kf5 47. Qxa7 Ke4 48. Qf2 f3 49. c5 Kd5 50. Qxf3+ Ke5 51. c6 Kd6) 45... Ke6 { Black wins on time. } 0-1