[Event "Rated classical game"] [Site "https://lichess.org/h24GrFMg"] [Date "2021.06.26"] [White "QEDemonstrandum"] [Black "arthi15"] [Result "0-1"] [UTCDate "2021.06.26"] [UTCTime "18:29:42"] [WhiteElo "2073"] [BlackElo "2224"] [WhiteRatingDiff "-5"] [BlackRatingDiff "+9"] [Variant "Standard"] [TimeControl "1800+30"] [ECO "B12"] [Opening "Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c6 2. d4 d5 3. e5 c5 { B12 Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense } 4. dxc5 Nc6?! { (0.00 → 0.64) Inaccuracy. e6 was best. } (4... e6 5. Nf3 Bxc5 6. Bd3 Nc6 7. O-O Nge7 8. Nbd2 Nb4 9. Nb3) 5. f4 e6 6. Be3 d4 7. Bf2 Bxc5 8. Nd2 Nge7 9. a3 Nf5 10. Bd3 Ne3 11. Qf3 Qa5?! { (1.54 → 2.29) Inaccuracy. g5 was best. } (11... g5 12. b4 Be7 13. b5 Nb8 14. Bxe3 dxe3 15. Qxe3 Qb6 16. Qe4 Nd7 17. Nc4 Qc7 18. Nf3) 12. Ne2?! { (2.29 → 1.36) Inaccuracy. Rb1 was best. } (12. Rb1) 12... Nb4 13. Rc1 Nxd3+ 14. cxd3 Bb6 15. Nxd4 Bxd4 16. Bxe3 Bxb2 17. Rxc8+?? { (0.99 → -1.47) Blunder. Rc5 was best. } (17. Rc5 Qxa3 18. O-O Qxd3 19. Nc4 Bd4 20. Nd6+ Kf8 21. Bxd4 Qxd4+ 22. Qf2 Qxf2+ 23. Rxf2 Bd7) 17... Rxc8 18. Qxb7 Rc1+?? { (-2.36 → 0.00) Blunder. Rc2 was best. } (18... Rc2) 19. Ke2 Rxh1 20. Qb8+?? { (0.00 → -4.60) Blunder. Qc6+ was best. } (20. Qc6+ Kd8 21. Qa8+ Kd7 22. Qxh8 Bxa3 23. Qxg7 Be7 24. Qxh7 Qa1 25. Kf3 a5 26. Kg3 Qe1+) 20... Qd8 21. Qb5+ Kf8 22. Bc5+?! { (-4.76 → -6.29) Inaccuracy. Qxb2 was best. } (22. Qxb2 Kg8 23. Qb7 h6 24. Nf3 Qf8 25. f5 exf5 26. Qd7 Qxa3 27. Qc8+ Qf8 28. Qxf5 Ra1) 22... Kg8 23. Qxb2 Rxh2 24. Kf3 Qxd3+ 25. Be3 h6 26. Qb8+ Kh7 27. Qxa7 Qd5+ 28. Ne4 Ra8 29. Qxf7 Rxa3 30. f5?! { (-14.06 → Mate in 8) Checkmate is now unavoidable. Qc7 was best. } (30. Qc7 Qd1+) 30... Qd1+ 31. Kg3 Qe1+ 32. Kf4 Rh4+ 33. g4 Qxe3# { Black wins by checkmate. } 0-1