CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/ZejSRaXV"] [Date "2025.08.29"] [White "Ayaan"] [Black "Nathan4"] [Result "1-0"] [UTCDate "2025.08.29"] [UTCTime "23:28:19"] [WhiteElo "1378"] [BlackElo "1287"] [WhiteRatingDiff "+29"] [BlackRatingDiff "-10"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D30"] [Opening "Queen's Gambit Declined"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. c4 e6 { D30 Queen's Gambit Declined } 3. Nf3 Nf6 4. g3 Bb4+ 5. Bd2 Nc6?! { (0.25 → 0.88) Inaccuracy. Be7 was best. } (5... Be7 6. Qc2 O-O 7. Bg2 Nbd7 8. O-O c6 9. Bf4 b6 10. cxd5 cxd5 11. Rc1 Ba6 12. Nc3) 6. Bg2 O-O?! { (0.58 → 1.23) Inaccuracy. Bd6 was best. } (6... Bd6) 7. O-O?! { (1.23 → 0.52) Inaccuracy. Bxb4 was best. } (7. Bxb4) 7... Ne4?! { (0.52 → 1.28) Inaccuracy. Bd6 was best. } (7... Bd6) 8. Bxb4 Nxb4 9. Ne5 Nf6?! { (0.85 → 1.60) Inaccuracy. f6 was best. } (9... f6 10. Nd3 Nxd3 11. Qxd3 f5 12. Nd2 b6 13. cxd5 exd5 14. b4 c6 15. Nf3 a5 16. bxa5) 10. cxd5? { (1.60 → 0.48) Mistake. a3 was best. } (10. a3 Nc6) 10... Nbxd5? { (0.48 → 1.84) Mistake. exd5 was best. } (10... exd5) 11. e4 Nb4?! { (1.74 → 2.45) Inaccuracy. Ne7 was best. } (11... Ne7 12. Nc3) 12. Bf3?? { (2.45 → 0.74) Blunder. a3 was best. } (12. a3 Nc6 13. Nxc6 bxc6 14. e5 Nd5 15. Qc2 Ba6 16. Rd1 Qb8 17. Nd2 Be2 18. Re1 Bg4) 12... Bd7?! { (0.74 → 1.32) Inaccuracy. Nd7 was best. } (12... Nd7) 13. Bh5?? { (1.32 → -3.14) Blunder. Nc3 was best. } (13. Nc3) 13... Nxh5 14. Qxh5? { (-2.91 → -4.59) Mistake. Nxd7 was best. } (14. Nxd7) 14... g6?? { (-4.59 → 0.23) Blunder. Nc2 was best. } (14... Nc2 15. Nc3 Nxa1 16. Rxa1 Be8 17. Nf3 f6 18. Qg4 f5 19. Qh3 Qf6 20. e5 Qe7 21. d5) 15. Qh6?? { (0.23 → -2.30) Blunder. Qe2 was best. } (15. Qe2 Nc6 16. Nf3 e5 17. d5 Nd4 18. Nxd4 exd4 19. Rd1 Qf6 20. e5 Qb6 21. Qe4 Qxb2) 15... Bb5?? { (-2.30 → -0.26) Blunder. Nc2 was best. } (15... Nc2 16. Nc3 Nxa1 17. Rxa1 Qe7 18. Rc1 f6 19. Ng4 Qg7 20. Qxg7+ Kxg7 21. e5 f5 22. Nf6) 16. Rc1?! { (-0.26 → -1.12) Inaccuracy. Nf3 was best. } (16. Nf3) 16... Nd3? { (-1.12 → 0.13) Mistake. Qxd4 was best. } (16... Qxd4 17. Nf3 Qg7 18. Qxg7+ Kxg7 19. Rxc7 Bc6 20. Nd4 Rfc8 21. Rxc8 Rxc8 22. Nc3 Nd3 23. Rb1) 17. Nxd3 Bxd3 18. Rc3?? { (0.19 → -2.61) Blunder. Qe3 was best. } (18. Qe3 Bxb1 19. Raxb1 c6 20. Rc4 Qd6 21. Rd1 Rad8 22. a4 Rd7 23. b4 f5 24. Rc5 a6) 18... Qxd4?? { (-2.61 → -0.22) Blunder. Bxe4 was best. } (18... Bxe4 19. Qe3 Bc6 20. Rd3 Qf6 21. Nc3 Rfd8 22. b4 Qf5 23. Rad1 Rd7 24. f3 h5 25. Qe5) 19. Na3?? { (-0.22 → -4.92) Blunder. Nd2 was best. } (19. Nd2 Rad8 20. Re1 Bb5 21. Nf3 Qf6 22. e5 Qg7 23. Qxg7+ Kxg7 24. Rxc7 a5 25. Ng5 Rd7) 19... Qxe4 20. Rd1 Be2?? { (-4.79 → -2.34) Blunder. Rfd8 was best. } (20... Rfd8 21. Qd2) 21. Rd2?? { (-2.34 → -5.40) Blunder. Re1 was best. } (21. Re1 Qd5 22. Qc1 Ba6 23. Nc4 Bxc4 24. Rd1 Qa5 25. Rxc4 c6 26. Rd7 Qb6 27. Qd2 Rad8) 21... Rad8?? { (-5.40 → 3.66) Blunder. Ba6 was best. } (21... Ba6 22. Nc2 Rad8 23. Qg5 Rxd2 24. Qxd2 c6 25. h4 Qd5 26. Qxd5 exd5 27. Ra3 Re8 28. Nb4) 22. Re3 Qc6?! { (3.81 → 5.55) Inaccuracy. Rxd2 was best. } (22... Rxd2) 23. Rexe2 Rxd2 24. Rxd2 Qc1+ 25. Kg2 Rc8?! { (5.25 → 7.45) Inaccuracy. b5 was best. } (25... b5) 26. Qg5 Kg7 27. Rd8?? { (6.40 → -8.07) Blunder. Qf4 was best. } (27. Qf4 b5) 27... Rxd8?? { (-8.07 → 7.38) Blunder. Qxg5 was best. } (27... Qxg5 28. Rxc8 Qd5+ 29. Kg1 Qd7 30. Nb5 Qxc8 31. Kg2 Qd7 32. a4 Qd5+ 33. f3 Qd1 34. Nc3) 28. Qxd8?? { (7.38 → 1.30) Blunder. Qxc1 was best. } (28. Qxc1) 28... Qxb2 29. Nc4 Qxa2 30. Ne5?? { (1.64 → -5.51) Blunder. Qxc7 was best. } (30. Qxc7 Qc2) 30... Qb2?? { (-5.51 → 7.15) Blunder. Qd5+ was best. } (30... Qd5+ 31. Qxd5 exd5 32. Kf3 Kf6 33. Nd3 Ke7 34. Kf4 f6 35. Nc5 b6 36. Na6 Kd6 37. Ke3) 31. Nd7?? { (7.15 → 1.60) Blunder. Qxc7 was best. } (31. Qxc7 Qxe5 32. Qxe5+ Kg8 33. Qb8+ Kg7 34. Qxa7 b5 35. Qd4+ Kf8 36. Qb4+ Kg7 37. Kf3 h6) 31... Qd4?? { (1.60 → Mate in 1) Checkmate is now unavoidable. Qb4 was best. } (31... Qb4 32. Qf6+) 32. Qf8# { White wins by checkmate. } 1-0