FEN
[Event "August Megatournament"]
[Site "https://cohenchessclub.com/NZWCOj5U"]
[Date "2024.08.18"]
[White "Genesis"]
[Black "Nikolai"]
[Result "0-1"]
[UTCDate "2024.08.18"]
[UTCTime "20:26:03"]
[WhiteElo "1162"]
[BlackElo "1289"]
[WhiteRatingDiff "-13"]
[BlackRatingDiff "+8"]
[Variant "Standard"]
[TimeControl "600+1"]
[ECO "D06"]
[Opening "Queen's Gambit Declined: Marshall Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 d5 2. c4 Nf6?! { (0.34 → 0.93) Inaccuracy. c6 was best. } { D06 Queen's Gambit Declined: Marshall Defense } (2... c6 3. cxd5 cxd5 4. Bf4 Nf6 5. e3 Nc6 6. Bd3 Bg4 7. Ne2) 3. cxd5 Qxd5 4. Nc3 Qd8 5. Nf3 Nc6?! { (1.60 → 2.35) Inaccuracy. c5 was best. } (5... c5 6. e4 e6 7. Bf4 cxd4 8. Nxd4 Nc6 9. Nxc6 Qxd1+ 10. Rxd1 bxc6 11. f3 Nd7 12. Be3) 6. Bg5?! { (2.35 → 1.29) Inaccuracy. e4 was best. } (6. e4 e6 7. a3 a6 8. Bd3 Nd7 9. Be3 e5 10. d5 Ncb8 11. O-O Bd6 12. h3 O-O) 6... e6 7. Bxf6?! { (1.74 → 0.88) Inaccuracy. e4 was best. } (7. e4 h6) 7... Qxf6 8. Nb5? { (0.81 → -0.50) Mistake. e3 was best. } (8. e3 Bd6) 8... Bd7?? { (-0.50 → 5.77) Blunder. Bb4+ was best. } (8... Bb4+) 9. Nxc7+ Kd8 10. Nxa8 Ke7?! { (5.73 → 8.52) Inaccuracy. Bb4+ was best. } (10... Bb4+ 11. Nd2) 11. Ng5?? { (8.52 → -1.51) Blunder. e3 was best. } (11. e3 Kd8) 11... Qxg5 12. Qd3? { (-1.08 → -2.54) Mistake. a3 was best. } (12. a3 Kd8) 12... Qd5?? { (-2.54 → -0.07) Blunder. Kd8 was best. } (12... Kd8 13. a3 Qa5+ 14. Qc3 Bb4 15. axb4 Qxa1+ 16. Kd2 Qa4 17. e4 Qxb4 18. Qxb4 Nxb4 19. Be2) 13. Nc7?? { (-0.07 → -2.32) Blunder. e4 was best. } (13. e4) 13... Qa5+ 14. b4?? { (-2.46 → -7.46) Blunder. Qd2 was best. } (14. Qd2 Qxc7) 14... Qxc7?? { (-7.46 → -2.43) Blunder. Nxb4 was best. } (14... Nxb4 15. Qc3 Nc2+ 16. Kd2 Qxc3+ 17. Kxc3 Nxa1 18. e4 Kd8 19. Na6 bxa6 20. Bxa6 Bd6 21. Rb1) 15. O-O-O?? { (-2.43 → -12.25) Blunder. a3 was best. } (15. a3 Ke8 16. e3 Bd6 17. Be2 f5 18. O-O Bxh2+ 19. Kh1 Bd6 20. d5 Ne5 21. Qd4 Qb6) 15... Kd8 16. Qh3? { (-7.38 → Mate in 8) Checkmate is now unavoidable. Qc4 was best. } (16. Qc4) 16... e5? { (Mate in 8 → -9.60) Lost forced checkmate sequence. Nxd4+ was best. } (16... Nxd4+ 17. Kd2 Bxb4+ 18. Kd3 Qc3+ 19. Ke4 f5+ 20. Qxf5 exf5+ 21. Kf4 Qc7+ 22. Kg5 Be7+ 23. Kh5) 17. Qh4+ f6 18. Rd3?! { (-10.12 → Mate in 5) Checkmate is now unavoidable. Kb2 was best. } (18. Kb2 Nxb4) 18... exd4?! { (Mate in 5 → -10.01) Lost forced checkmate sequence. Nxd4+ was best. } (18... Nxd4+ 19. Kd2 Bxb4+ 20. Ke3 Qc1+ 21. Rd2 Qxd2+ 22. Ke4 Bc6#) 19. Qxd4?! { (-10.01 → Mate in 4) Checkmate is now unavoidable. Kb1 was best. } (19. Kb1) 19... Nxd4+ 20. Rc3 Qxc3+ 21. Kb1 Qc2+ 22. Ka1 Qc1# { Black wins by checkmate. } 0-1