[Event "Bijoya Chess Tournament 2020"] [Site "https://lichess.org/IkXhHoYZ"] [Date "2020.10.30"] [White "MehediHasanProva3602"] [Black "tashriq_saihan_shan"] [Result "0-1"] [UTCDate "2020.10.30"] [UTCTime "13:16:06"] [WhiteElo "1345"] [BlackElo "1723"] [WhiteRatingDiff "-13"] [BlackRatingDiff "+2"] [Variant "Standard"] [TimeControl "600+0"] [ECO "B13"] [Opening "Caro-Kann Defense: Exchange Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c6 2. d4 d5 3. exd5 { B13 Caro-Kann Defense: Exchange Variation } cxd5 4. Bb5+ Nc6 5. Bg5 Qa5+ 6. b4?? { (0.10 → -6.21) Blunder. Nc3 was best. } (6. Nc3) 6... Qxb4+ 7. c3 Qxb5 8. Na3 Qb2 9. Qb1 Qxc3+ 10. Kd1 Qxa3 11. Qb3 Qxb3+ 12. axb3 Nxd4 13. Be3 Nxb3 14. Kc2 d4 15. Kxb3 dxe3 16. fxe3 e5 17. Nf3 Be6+ 18. Kc3 Rc8+ 19. Kd2 Bb4+ 20. Ke2 Rc2+ 21. Nd2 Rxd2+ 22. Kf3?! { (-24.81 → Mate in 6) Checkmate is now unavoidable. Kf1 was best. } (22. Kf1 Bd5) 22... Nf6 23. Rxa7 Bd5+ 24. e4 Bxe4+ 25. Ke3 Rd3+ 26. Ke2 O-O?! { (Mate in 6 → -26.41) Lost forced checkmate sequence. Rd2+ was best. } (26... Rd2+ 27. Ke1 Rc2+ 28. Kd1 Ng4 29. Ra8+ Kd7 30. Rd8+ Rxd8 31. h3 Kc6#) 27. Rxb7?! { (-26.41 → Mate in 5) Checkmate is now unavoidable. Ra2 was best. } (27. Ra2 Nd5) 27... Rd4?! { (Mate in 5 → -70.06) Lost forced checkmate sequence. Rd2+ was best. } (27... Rd2+ 28. Kf1 Rc8 29. Rb8 Bd3+ 30. Ke1 Rxg2+ 31. Rxb4 Rc1#) 28. Rf1?! { (-70.06 → Mate in 6) Checkmate is now unavoidable. Rd1 was best. } (28. Rd1 Bxb7) 28... Rc8 29. g4 Rc2+ 30. Ke3 Rd3# { Black wins by checkmate. } 0-1