[Event "2022 Summer Marathon"] [Site "https://lichess.org/51nAY9fh"] [Date "2022.08.05"] [White "Danielson10"] [Black "MTR20"] [Result "0-1"] [UTCDate "2022.08.05"] [UTCTime "20:37:41"] [WhiteElo "1453"] [BlackElo "1047"] [WhiteRatingDiff "-20"] [BlackRatingDiff "+45"] [Variant "Standard"] [TimeControl "60+0"] [ECO "C24"] [Opening "Bishop's Opening: Berlin Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Bc4 Nf6 { C24 Bishop's Opening: Berlin Defense } 3. Qf3 Nc6 4. c3 Bc5 5. g4?? { (-0.40 → -3.93) Blunder. d3 was best. } (5. d3 O-O 6. Bg5 Be7 7. Nd2 Na5 8. Ne2 d6 9. a4 Nxc4) 5... d6?? { (-3.93 → -0.72) Blunder. d5 was best. } (5... d5 6. Bxd5 O-O 7. Ne2 Nxd5 8. exd5 e4 9. Qxe4 Re8 10. Qg2) 6. g5 d5 7. exd5 Nxd5?? { (-0.89 → 3.37) Blunder. e4 was best. } (7... e4 8. Qg2 Nxd5 9. d4 Be7 10. Ne2 Be6 11. Bb3 Qd7 12. Be3) 8. Bxd5 O-O 9. g6?? { (2.97 → 0.27) Blunder. d3 was best. } (9. d3) 9... Be6 10. gxf7+?? { (0.88 → -4.69) Blunder. gxh7+ was best. } (10. gxh7+ Kh8 11. Bxc6 bxc6 12. c4 e4 13. Qg3 f5 14. Nh3 f4 15. Nxf4 Rxf4 16. Qxf4 Qd4) 10... Rxf7?? { (-4.69 → 11.31) Blunder. Bxf7 was best. } (10... Bxf7) 11. Qe2?? { (11.31 → -12.93) Blunder. Bxe6 was best. } (11. Bxe6 Qe7 12. Bxf7+ Qxf7 13. Qxf7+ Kxf7 14. d3 e4 15. d4 Bd6 16. Be3 h6 17. Nh3 b5) 11... Bxd5 12. c4 Bxh1 13. Nf3 Bxf3 14. Qe3?! { (-24.87 → Mate in 6) Checkmate is now unavoidable. d4 was best. } (14. d4 Bxe2 15. Nc3 Bxc4 16. Bh6 exd4 17. O-O-O dxc3 18. Rxd8+ Rxd8 19. Be3 Bxe3+ 20. fxe3 Rd2) 14... Bxe3 15. fxe3 Nb4 16. Nc3 Nc2+ 17. Kf2 Nxa1 18. b3 Be4+ 19. Ke2 Qd3+ 20. Ke1 Rf1# { Black wins by checkmate. } 0-1