[Event "Rodzinny Turniej Kochanowski Arena"] [Site "https://lichess.org/k0z2o7GJ"] [Date "2020.05.01"] [White "Michal_10_2B"] [Black "Koziej"] [Result "0-1"] [UTCDate "2020.05.01"] [UTCTime "14:11:35"] [WhiteElo "1548"] [BlackElo "1804"] [WhiteRatingDiff "-5"] [BlackRatingDiff "+35"] [Variant "Standard"] [TimeControl "600+0"] [ECO "D02"] [Opening "Queen's Pawn Game: London System"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 d5 2. d4 Nf6 3. Bf4 { D02 Queen's Pawn Game: London System } e6 4. Qd2 c5 5. dxc5?! { (-0.42 → -1.05) Inaccuracy. e3 was best. } (5. e3 Ne4) 5... Bxc5 6. Nc3 Nc6 7. e3 Bd7 8. Bb5 a6 9. Ba4?! { (-0.69 → -1.38) Inaccuracy. Bxc6 was best. } (9. Bxc6 Bxc6) 9... b5 10. Bb3 O-O?! { (-1.51 → -0.80) Inaccuracy. b4 was best. } (10... b4 11. Na4 Be7 12. O-O Ne4 13. Qd3 g5 14. Bg3 O-O 15. c4 Na5 16. cxd5 Nxg3 17. hxg3) 11. O-O Bb4 12. a3?! { (-0.73 → -1.58) Inaccuracy. Qd3 was best. } (12. Qd3) 12... Ne4 13. Ne2?? { (-1.66 → -12.17) Blunder. Qe1 was best. } (13. Qe1 Ba5 14. Ne5 Nxe5 15. Bxe5 Rc8 16. a4 h6 17. Qe2 Nxc3 18. Qg4 f6 19. Bxc3 Bxc3) 13... Bxd2 14. Nxd2 Nxd2 15. Rfd1 Nxb3 16. cxb3 Qf6 17. Rab1 b4 18. axb4 Nxb4 19. Nc3 Rfc8 20. Na4 Rc2 21. Nb6 Ra7 22. Nxd7 Rxd7 23. e4 Rxb2 24. Rxb2 Qxb2 25. Bc1?! { (-14.91 → Mate in 11) Checkmate is now unavoidable. exd5 was best. } (25. exd5 Nxd5) 25... Qc2?! { (Mate in 11 → -21.25) Lost forced checkmate sequence. dxe4 was best. } (25... dxe4 26. Rf1 Qc2 27. h4 Rd1 28. Rxd1 Qxd1+ 29. Kh2 Qxc1 30. h5 Qf4+ 31. g3 Qxf2+ 32. Kh3) 26. Kf1?! { (-21.25 → Mate in 1) Checkmate is now unavoidable. Rf1 was best. } (26. Rf1 dxe4) 26... Qxd1# { Black wins by checkmate. } 0-1