[Event "2020 Winter Marathon"] [Site "https://lichess.org/GrpIlisP"] [Date "2020.12.28"] [White "GhanemSam"] [Black "TenThousandMore"] [Result "0-1"] [UTCDate "2020.12.28"] [UTCTime "00:19:05"] [WhiteElo "1803"] [BlackElo "1150"] [WhiteRatingDiff "-13"] [BlackRatingDiff "+43"] [Variant "Standard"] [TimeControl "120+1"] [ECO "A05"] [Opening "King's Indian Attack: Symmetrical Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nf6 2. g3 g6 { A05 King's Indian Attack: Symmetrical Defense } 3. Bg2 Bg7 4. d3 O-O 5. Nbd2 b6 6. O-O Bb7 7. Re1 Bxf3?! { (0.05 → 1.09) Inaccuracy. d6 was best. } (7... d6 8. e4 e5 9. a4 a5 10. Nc4 Na6 11. c3 Re8 12. Qc2) 8. e4?? { (1.09 → -13.13) Blunder. Nxf3 was best. } (8. Nxf3 Nc6) 8... Bxg2? { (-13.13 → -4.92) Mistake. Bxd1 was best. } (8... Bxd1 9. Rxd1 Nc6 10. c3 d5 11. exd5 Nxd5 12. Nc4 e6 13. Ne3 Qd7 14. d4 Nce7 15. Nxd5) 9. Kxg2 Nc6 10. c3 d6 11. d4 e5 12. Qg4? { (-4.83 → -18.01) Mistake. d5 was best. } (12. d5 Ne7 13. a4 a5 14. f3 Nd7 15. Nb3 f5 16. Be3 f4 17. gxf4 exf4 18. Bf2 g5) 12... exd4 13. Qf3 dxc3 14. bxc3 Ne5 15. Qe3 Nfg4 16. Qe2 Nf6 17. f4 Ned7 18. Nc4 Ne8 19. Bb2 c5 20. Qf3 b5 21. Ne3 Nb6 22. Rab1 Nc4 23. Nxc4 bxc4 24. Qe2 Rb8 25. Qxc4 Nf6 26. e5 dxe5 27. fxe5 Qd2+ 28. Kf1 Rxb2 29. Rbd1? { (-7.63 → Mate in 1) Checkmate is now unavoidable. Rxb2 was best. } (29. Rxb2 Qxb2 30. exf6 Bxf6 31. Re2 Qa1+ 32. Re1 Qxc3 33. Qxc3 Bxc3 34. Re7 a5 35. h4 Rb8) 29... Qf2# { Black wins by checkmate. } 0-1