[Event "Knight and Rook Marathon C 109 Arena"] [Site "https://lichess.org/NbCT3TQD"] [Date "2020.05.17"] [White "SemArt2012"] [Black "DenirAgaev"] [Result "1-0"] [UTCDate "2020.05.17"] [UTCTime "08:57:07"] [WhiteElo "1229"] [BlackElo "1249"] [WhiteRatingDiff "+34"] [BlackRatingDiff "-5"] [Variant "Standard"] [TimeControl "300+3"] [ECO "D00"] [Opening "Queen's Pawn Game"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. e3 { D00 Queen's Pawn Game } e6 3. Nf3 Bb4+ 4. c3 Ba5?! { (0.25 → 0.97) Inaccuracy. Be7 was best. } (4... Be7 5. Bd3 Nf6 6. Nbd2 b6 7. e4 O-O 8. O-O c5 9. e5) 5. b4 Bb6 6. b5?! { (1.38 → 0.49) Inaccuracy. Nbd2 was best. } (6. Nbd2 Nf6 7. Bd3 c6 8. O-O O-O 9. a4 Nbd7 10. c4 Bc7 11. Bb2 b6 12. Ne5 Bb7) 6... c6?! { (0.49 → 1.21) Inaccuracy. a6 was best. } (6... a6 7. bxa6 Nxa6 8. Ba3 Nf6 9. Be2 c5 10. O-O O-O 11. Qc2 Re8 12. Nbd2 Bc7 13. c4) 7. c4 cxb5 8. Nc3?? { (0.93 → -2.83) Blunder. cxb5 was best. } (8. cxb5 Nf6 9. Nbd2 O-O 10. Bb2 a6 11. a4 axb5 12. axb5 Rxa1 13. Qxa1 Ba5 14. Bc3 Bxc3) 8... bxc4 9. Ne5?! { (-2.74 → -3.50) Inaccuracy. Be2 was best. } (9. Be2 Ba5 10. Bd2 Ne7 11. O-O Nbc6 12. e4 O-O 13. a4 b6 14. Rc1 Bb7 15. Qc2 Nb4) 9... f6?? { (-3.50 → 2.49) Blunder. Ba5 was best. } (9... Ba5 10. Bd2) 10. Nxc4?? { (2.49 → -3.42) Blunder. Qh5+ was best. } (10. Qh5+ g6 11. Nxg6 hxg6 12. Qxh8 Kd7 13. Qg7+ Ne7 14. Qxf6 Ba5 15. Bd2 Nbc6 16. g3 b5) 10... dxc4 11. Bxc4 Ba5 12. Bb5+ Nc6 13. Bxc6+ bxc6 14. Qh5+?! { (-4.20 → -5.92) Inaccuracy. Bd2 was best. } (14. Bd2 f5 15. O-O Bc7 16. Na4 Nf6 17. Nc5 Qd5 18. Qc2 O-O 19. Rac1 Bd6 20. Rfd1 e5) 14... g6 15. Qf3? { (-5.60 → -12.13) Mistake. Qc5 was best. } (15. Qc5 Qd5 16. Bb2 Rb8 17. O-O-O Qxc5 18. dxc5 Rb4 19. Rd4 Rxd4 20. exd4 Ne7 21. h4 O-O) 15... Bxc3+ 16. Kd1 Bxa1 17. Kc2 e5 18. dxe5 fxe5 19. Qxc6+ Bd7 20. Qd6?! { (-27.74 → Mate in 7) Checkmate is now unavoidable. Rd1 was best. } (20. Rd1 Rc8) 20... Nh6?! { (Mate in 7 → -18.56) Lost forced checkmate sequence. Bf5+ was best. } (20... Bf5+ 21. Kd1 Qxd6+ 22. Ke1 Rc8 23. Bd2 Rc2 24. Ba5 Qd3 25. Bd2 Qxd2+ 26. Kf1 Qxf2#) 21. Ba3 Bf5+ 22. Kd2 Qa5+ 23. Ke2 Rd8?? { (-35.73 → Mate in 1) Checkmate is now unavoidable. Qb5+ was best. } (23... Qb5+ 24. Kf3 Be4+ 25. Kxe4 Qc4+ 26. Qd4 Bxd4 27. h3 Bb2+ 28. Kf3 Bxa3 29. Kg3 O-O 30. Re1) 24. Qe7# { White wins by checkmate. } 1-0