[Event "Casual classical game"] [Site "https://lichess.org/abWRgP26"] [Date "2022.05.08"] [White "GuillermoSC89"] [Black "n00bsl4y3r"] [Result "0-1"] [UTCDate "2022.05.08"] [UTCTime "08:16:55"] [WhiteElo "1500"] [BlackElo "1500"] [Variant "Standard"] [TimeControl "1800+0"] [ECO "A00"] [Opening "Polish Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. b4 { A00 Polish Opening } b6 2. Bb2 Bb7 3. b5 e6 4. Nf3 Nf6 5. e3 c6 6. c4 Be7 7. Nc3 O-O 8. Bd3 cxb5 9. Nxb5?! { (0.10 → -0.63) Inaccuracy. cxb5 was best. } (9. cxb5 d6 10. Be2 Nbd7 11. d4 Ne4 12. O-O Nxc3 13. Bxc3 Nf6 14. Qb3 Qd7 15. Rfc1 Rfc8) 9... a6 10. Nbd4 d5 11. a4 e5?? { (-0.67 → 2.30) Blunder. Nbd7 was best. } (11... Nbd7 12. Be2 dxc4 13. Bxc4 Rc8 14. Be2 Ne4 15. Nb3 Ndf6 16. Bd4 Nd5 17. O-O Nb4 18. Rc1) 12. Nf5?? { (2.30 → -0.72) Blunder. Nxe5 was best. } (12. Nxe5) 12... e4 13. Bxe4?? { (-0.42 → -5.07) Blunder. Bc2 was best. } (13. Bc2) 13... dxe4 14. Ng5 h6 15. Nxe4? { (-4.58 → -7.87) Mistake. f4 was best. } (15. f4 Bc8 16. Nxe7+ Qxe7 17. Ba3 Qc7 18. Bxf8 Kxf8 19. O-O a5 20. Qc2 Bb7 21. d4 exd3) 15... Nxe4 16. Nxg7 Bf6 17. Bxf6 Qxf6 18. O-O Kxg7 19. d3 Nc5 20. d4 Qg6 21. dxc5? { (-9.24 → Mate in 1) Checkmate is now unavoidable. f3 was best. } (21. f3 Ncd7 22. a5 b5 23. Qb1 f5 24. cxb5 axb5 25. d5 Bxd5 26. e4 fxe4 27. fxe4 Rxf1+) 21... Qxg2# { Black wins by checkmate. } 0-1