CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/MgrKy7v6"] [Date "2026.06.17"] [White "BENJAMIN4"] [Black "Benton"] [Result "0-1"] [UTCDate "2026.06.17"] [UTCTime "23:28:34"] [WhiteElo "1579"] [BlackElo "1984"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+1"] [WhiteTitle "NM🏝"] [BlackTitle "🎩"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D00"] [Opening "Queen's Pawn Game: Mason Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. Bf4 { D00 Queen's Pawn Game: Mason Variation } Bf5 3. e3 Nc6 4. Nf3 e6 5. c4?! { (0.38 → -0.20) Inaccuracy. a3 was best. } (5. a3 Bd6 6. Bg3 Nf6 7. c4 O-O 8. Nc3 Ne7 9. Rc1 c6 10. Be2 dxc4 11. Bxc4 Ned5) 5... Bb4+?! { (-0.20 → 0.67) Inaccuracy. Nb4 was best. } (5... Nb4 6. Na3 c6 7. Be2 dxc4 8. Bxc4 Nd5 9. Be5 Bb4+ 10. Nd2 h5 11. O-O Bxd2 12. Qxd2) 6. Nbd2 Nf6 7. Qb3?! { (0.89 → 0.29) Inaccuracy. a3 was best. } (7. a3 Bd6 8. Bg5 O-O 9. Nh4 dxc4 10. Nxf5 exf5 11. Nxc4 Be7 12. Bd3 Ne4 13. Bxe7 Nxe7) 7... Bxd2+?! { (0.29 → 0.93) Inaccuracy. dxc4 was best. } (7... dxc4) 8. Nxd2 Rb8?! { (1.18 → 1.73) Inaccuracy. O-O was best. } (8... O-O 9. Be2 Na5 10. Qa3 Nxc4 11. Nxc4 dxc4 12. Bxc4 c6 13. Be2 Nd5 14. Bg3 Bg6 15. h4) 9. c5? { (1.73 → 0.27) Mistake. Be2 was best. } (9. Be2 h5) 9... Ne4? { (0.27 → 1.37) Mistake. Nh5 was best. } (9... Nh5 10. Be5) 10. Nxe4 Bxe4 11. Bd3? { (1.48 → 0.28) Mistake. f3 was best. } (11. f3) 11... Bxd3 12. Qxd3 O-O 13. O-O Qf6?? { (0.87 → 3.95) Blunder. f6 was best. } (13... f6 14. Bg3) 14. Bxc7 Rbc8 15. Bd6 Rfe8?! { (3.83 → 5.38) Inaccuracy. Rfd8 was best. } (15... Rfd8 16. b4) 16. Qb5 e5 17. Bxe5?? { (5.74 → 2.58) Blunder. dxe5 was best. } (17. dxe5 Nxe5 18. Qxb7 d4 19. exd4 Nc4 20. Rae1 Nxd6 21. Rxe8+ Rxe8 22. cxd6 Qxd6 23. Qxa7 g6) 17... Nxe5 18. dxe5 Qxe5?! { (2.73 → 4.04) Inaccuracy. Qc6 was best. } (18... Qc6 19. Qxc6 bxc6 20. f4 f6 21. exf6 Rxe3 22. Rfe1 Rce8 23. Rxe3 Rxe3 24. fxg7 Re2 25. b4) 19. Qxb7 Rxc5 20. Qxa7 Rec8 21. h3?? { (4.17 → 1.99) Blunder. b4 was best. } (21. b4 Rc4 22. Qd7 g6 23. Rab1 R4c7 24. Qa4 Qe4 25. Rbd1 h5 26. h3 Rc4 27. a3 Rc3) 21... Qxb2 22. Qa6 h6 23. Qd3?! { (1.59 → 0.75) Inaccuracy. a4 was best. } (23. a4 R8c6 24. Qd3 Qf6 25. Rfb1 g6 26. Ra2 Qe5 27. Qd1 Ra6 28. Rd2 Qc7 29. g3 Raa5) 23... Qe5 24. f4?! { (0.72 → 0.15) Inaccuracy. a4 was best. } (24. a4 Ra5) 24... Qb2 25. Qd4 Qa3?! { (-0.12 → 0.43) Inaccuracy. Qxd4 was best. } (25... Qxd4 26. exd4 Ra5 27. Rfd1 Rc2 28. a3 Ra4 29. f5 Kh7 30. Rdb1 Rxd4 31. Rd1 Rxd1+ 32. Rxd1) 26. Kh2 Rc4 27. Qxd5 Qxe3 28. Qe5 Re4 29. Qf5 Rcc4 30. Rad1 Qb6 31. Rd7 f6?? { (0.31 → Mate in 4) Checkmate is now unavoidable. Qg6 was best. } (31... Qg6 32. Qxg6 fxg6 33. f5 gxf5 34. Rxf5 Re6 35. Rf3 Rg6 36. Ra7 Rc2 37. Rg3 Rxg3 38. Kxg3) 32. Qd5+?? { (Mate in 4 → 2.00) Lost forced checkmate sequence. Qg6 was best. } (32. Qg6 Qg1+ 33. Kxg1 Re7 34. Rxe7 Kf8 35. Qxg7#) 32... Qe6?! { (2.00 → 2.73) Inaccuracy. Qe6 was best. } (32... Qe6) 33. Rd8+?? { (2.73 → 0.25) Blunder. Qb7 was best. } (33. Qb7 Rb4 34. Qa7 Ra4 35. Qb8+ Kh7 36. Qc7 Qg8 37. Rf3 Kh8 38. Rg3 Rac4 39. Qb6 Rb4) 33... Kh7 34. Qxe6 Rxe6 35. Rd2 Ra6 36. f5 Ra5 37. Kg3 Rc3+ 38. Kg4?? { (0.00 → -11.85) Blunder. Rf3 was best. } (38. Rf3 Rc4 39. a3 Rca4 40. Rdd3 Ra7 41. Rb3 h5 42. Kh2 R7a6 43. Kg3) 38... Rca3?? { (-11.85 → -0.07) Blunder. Ra4+ was best. } (38... Ra4+) 39. Rff2? { (-0.07 → -1.20) Mistake. Rf3 was best. } (39. Rf3 R3a4+ 40. Kg3 h5 41. Rff2 h4+ 42. Kh2 Rc5 43. Rc2 Rd5 44. Rf1 Re4 45. Rfc1 Ra5) 39... R3a4+? { (-1.20 → 0.00) Mistake. R5a4+ was best. } (39... R5a4+ 40. Kh5 Rg3 41. h4 Rgg4 42. g3 Rxg3 43. Rg2 Rxg2 44. Rxg2 Rf4 45. Rh2 Rxf5+ 46. Kg4) 40. Kh5?? { (0.00 → Mate in 1) Checkmate is now unavoidable. Kg3 was best. } (40. Kg3 h5 41. Kh2 Ra3 42. Rb2 Ra7 43. Rbe2 Ra8 44. Rb2) 40... Rb4?? { (Mate in 1 → -0.13) Lost forced checkmate sequence. g6# was best. } (40... g6#) 41. g4 Ra3 42. h4 Rh3 43. Rb2 Ra4 44. Rg2 Ra5 45. Rbc2?? { (0.00 → Mate in 1) Checkmate is now unavoidable. Rb7 was best. } (45. Rb7 Ra4 46. Rgb2 Rg3 47. R2b4 Rxb4 48. Rxb4 Ra3 49. g5 hxg5 50. hxg5 fxg5 51. Rb7 Kg8) 45... g6# { Black wins by checkmate. } 0-1