CohenChessClub.com

[Event "May Megatournament"] [Site "https://cohenchessclub.com/lQZXXVoB"] [Date "2026.05.10"] [White "Owen6"] [Black "Maxim"] [Result "1-0"] [UTCDate "2026.05.10"] [UTCTime "19:11:50"] [WhiteElo "1376"] [BlackElo "1704"] [WhiteRatingDiff "+16"] [BlackRatingDiff "-15"] [WhiteTitle "GM♠"] [BlackTitle "GM🧂"] [Variant "Standard"] [TimeControl "600+1"] [ECO "E11"] [Opening "Bogo-Indian Defense: Nimzowitsch Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 { E11 Bogo-Indian Defense: Nimzowitsch Variation } 5. g3 O-O 6. Bg2 d6?? { (0.63 → 8.84) Blunder. Bxd2+ was best. } (6... Bxd2+ 7. Qxd2 c6 8. O-O d5 9. Qc2 b6 10. Nbd2 Bb7 11. Rfe1 dxc4 12. Qxc4 c5 13. dxc5) 7. O-O?? { (8.84 → 0.85) Blunder. Bxb4 was best. } (7. Bxb4 c5 8. dxc5 dxc5 9. Bc3 e5 10. Nxe5 Rd8 11. Qc1 Rd4 12. Qe3 Nbd7 13. Nd3 Re4) 7... Bxd2 8. Qxd2 Re8 9. Nc3 Nbd7 10. b4?! { (1.27 → 0.38) Inaccuracy. e4 was best. } (10. e4 e5 11. Rfe1 Nf8 12. Nh4 c6 13. h3 Qc7 14. b3 h6 15. Rad1 Bd7 16. Nf5 Bxf5) 10... e5 11. d5? { (0.57 → -0.59) Mistake. e4 was best. } (11. e4) 11... e4?! { (-0.59 → 0.14) Inaccuracy. Nb6 was best. } (11... Nb6 12. a4 a5 13. Nb5 Nxc4 14. Qc2 c6 15. dxc6 bxc6 16. Qxc4 cxb5 17. axb5 Be6 18. Qc1) 12. Ng5 h6?? { (0.12 → 1.99) Blunder. e3 was best. } (12... e3 13. Qxe3 Qxe3 14. fxe3 Re5 15. Nge4 a5 16. a3 Nxe4 17. Nxe4 Nb6 18. Rac1 axb4 19. axb4) 13. Ngxe4 Nxe4 14. Bxe4 Nf6? { (1.42 → 2.61) Mistake. Ne5 was best. } (14... Ne5 15. Qd4) 15. Bg2 Nh7?! { (2.64 → 3.52) Inaccuracy. h5 was best. } (15... h5 16. h4) 16. Nb5 a6 17. Nc3?! { (3.49 → 2.62) Inaccuracy. Nd4 was best. } (17. Nd4 f5 18. c5 Nf6 19. cxd6 Qxd6 20. Rfd1 Re5 21. a3 Ne4 22. Qc2 Rxd5) 17... Ng5 18. a4?! { (2.38 → 1.46) Inaccuracy. Rae1 was best. } (18. Rae1 f5) 18... Bh3 19. Bxh3 Nxh3+ 20. Kg2 Ng5 21. h4? { (1.61 → 0.42) Mistake. f3 was best. } (21. f3 a5) 21... Nh7?? { (0.42 → 2.28) Blunder. Ne4 was best. } (21... Ne4 22. Qd4 Nxc3 23. Qxc3 Qxe2 24. Rfe1 Qg4 25. Qd3 Rxe1 26. Rxe1 Qd7 27. b5 axb5 28. axb5) 22. b5?! { (2.28 → 1.69) Inaccuracy. e4 was best. } (22. e4 Nf6) 22... axb5 23. Nxb5 Nf6 24. Qf4?! { (1.51 → 0.94) Inaccuracy. Nd4 was best. } (24. Nd4 Ne4 25. Qc2 Ra5 26. Ra3 Nc5 27. Re3 Qd7 28. Rxe8+ Qxe8 29. Nb5 Qe4+ 30. Qxe4 Nxe4) 24... Ra5 25. c5?! { (1.02 → 0.47) Inaccuracy. Rfb1 was best. } (25. Rfb1 Qxe2) 25... dxc5 26. Nxc7 Rd8 27. Rfd1 c4?! { (0.27 → 1.22) Inaccuracy. Qxe2 was best. } (27... Qxe2 28. d6 Qg4 29. Qxg4 Nxg4 30. Nb5 Kf8 31. Re1 b6 32. f3 Nf6 33. g4 Ne8 34. Red1) 28. d6?! { (1.22 → 0.53) Inaccuracy. Qxc4 was best. } (28. Qxc4 Rc5) 28... Qd7?? { (0.53 → 4.97) Blunder. Qxe2 was best. } (28... Qxe2 29. Re1 Qb2 30. Nb5 Qb4 31. Reb1 Qc5 32. Rd1 Qc6+ 33. Qf3 Ra6 34. Rd4 Kf8 35. Qxc6) 29. Qxc4 Ne8 30. Nxe8 Rxe8 31. Qc7 Qxc7 32. dxc7 Rc8 33. Rdc1?! { (13.05 → 5.37) Inaccuracy. Rd8+ was best. } (33. Rd8+) 33... Re5?! { (5.37 → 8.27) Inaccuracy. Kf8 was best. } (33... Kf8 34. Rc3) 34. Rc2?! { (8.27 → 5.87) Inaccuracy. Rab1 was best. } (34. Rab1 Kf8) 34... Re7 35. Rac1 Kf8 36. a5 Ke8 37. Rb2?! { (5.43 → 4.00) Inaccuracy. f4 was best. } (37. f4 Kd7) 37... Rcxc7 38. Rxc7 Rxc7 39. Rb6?? { (3.53 → 0.33) Blunder. Rb5 was best. } (39. Rb5 Kd7 40. e3 Kc6 41. Rb6+ Kd7 42. Kf3 Kc8 43. Rb5 Rc4 44. h5 Rc2 45. g4 f6) 39... Re7? { (0.33 → 1.61) Mistake. Rc5 was best. } (39... Rc5 40. Rxb7 Rxa5 41. g4 h5 42. Rb8+ Ke7 43. g5 g6 44. Kg3 Ra1 45. f3 Re1 46. Kf2) 40. e3? { (1.61 → 0.39) Mistake. Rb2 was best. } (40. Rb2 Re5 41. Ra2 Ke7 42. Kf3 Kf6 43. e3 g5 44. h5 Kg7 45. Ra3 Rb5 46. e4 f5) 40... Kd7?? { (0.39 → 8.07) Blunder. Re5 was best. } (40... Re5 41. Rxb7 Rxa5 42. g4 h5 43. g5 g6 44. Rb8+ Ke7 45. f4 Ra2+ 46. Kf3 Ra5 47. Rc8) 41. Rxb7+ Kd6 42. a6 Rxb7 43. axb7 Kc7 44. Kf3 Kxb7 45. Kg4 Kc7 46. Kh5?! { (7.56 → 5.47) Inaccuracy. h5 was best. } (46. h5) 46... Kd7?! { (5.47 → 8.14) Inaccuracy. Kd6 was best. } (46... Kd6 47. g4) 47. g4 Ke6 48. g5 hxg5 49. Kxg5 g6 50. f4 Ke7 51. e4 Ke6 52. f5+ gxf5 53. exf5+ Ke5 54. h5 f6+ 55. Kg6 { Black resigns. } 1-0