[Event "Rated blitz game"] [Site "https://lichess.org/aGIx10IS"] [Date "2022.04.21"] [White "SHAITANNN"] [Black "Mayank3111"] [Result "0-1"] [UTCDate "2022.04.21"] [UTCTime "16:36:25"] [WhiteElo "2021"] [BlackElo "1397"] [Variant "Standard"] [TimeControl "300+0"] [ECO "E20"] [Opening "Nimzo-Indian Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 { E20 Nimzo-Indian Defense } 4. Bd2 O-O 5. Qc2 b6 6. O-O-O? { (0.22 → -0.89) Mistake. a3 was best. } (6. a3 Bxc3 7. Bxc3 Ba6 8. e3 d5 9. Nf3 Bxc4 10. Bxc4 dxc4) 6... d5 7. cxd5 exd5 8. f3?! { (-0.75 → -1.75) Inaccuracy. Nf3 was best. } (8. Nf3 Be6 9. Ng5 c5 10. dxc5 Nc6 11. a3 bxc5 12. axb4 cxb4 13. Kb1 Rc8 14. Nxe6 fxe6) 8... c5 9. dxc5 Nc6 10. Bg5?! { (-1.93 → -2.96) Inaccuracy. e3 was best. } (10. e3 bxc5 11. Bb5 Bd7 12. a3 Qb6 13. Bxc6 Bxc6 14. axb4 cxb4 15. Nge2 Rfc8 16. Kb1 bxc3) 10... Bxc3 11. Qxc3 d4 12. Qc2? { (-2.55 → -4.53) Mistake. Qa3 was best. } (12. Qa3 h6) 12... Be6 13. cxb6? { (-4.34 → -8.80) Mistake. e3 was best. } (13. e3 Nb4) 13... Qxb6 14. Bxf6 gxf6 15. Kb1 Nb4 16. Qa4 Bxa2+ 17. Ka1 Rfc8 18. e4 Bb3 19. Qxb3?! { (-18.24 → Mate in 8) Checkmate is now unavoidable. Bb5 was best. } (19. Bb5 Bxd1) 19... Nc2+ 20. Ka2 Qa5+ 21. Kb1 Qa1# { Black wins by checkmate. } 0-1