[Event "2023 Spring Marathon"] [Site "https://lichess.org/IdgXPoAC"] [Date "2023.04.15"] [White "Ellery1729"] [Black "Topsyturvy2013"] [Result "0-1"] [UTCDate "2023.04.15"] [UTCTime "16:19:22"] [WhiteElo "2641"] [BlackElo "2246"] [WhiteRatingDiff "-18"] [BlackRatingDiff "+11"] [Variant "Standard"] [TimeControl "120+0"] [ECO "A17"] [Opening "English Opening: Anglo-Indian Defense, Hedgehog System"] [Termination "Normal"] [Annotator "lichess.org"] 1. c4 Nf6 2. Nc3 e6 { A17 English Opening: Anglo-Indian Defense, Hedgehog System } 3. Nf3 d5 4. e3 g6?! { (0.01 → 0.61) Inaccuracy. Be7 was best. } (4... Be7 5. b3 O-O 6. Bb2 dxc4 7. bxc4 c5 8. g3 b6 9. Bg2) 5. b3 Bg7 6. Bb2 O-O 7. Be2 b6 8. O-O Bb7 9. cxd5 exd5 10. d4 Re8 11. Ne5 Nbd7 12. f4 a5 13. Kh1 Ne4?! { (0.27 → 1.02) Inaccuracy. c6 was best. } (13... c6) 14. Nxe4 dxe4 15. Bc4 Nxe5 16. fxe5 Bd5 17. Qe2 Rf8 18. Rac1 c6?! { (1.00 → 1.84) Inaccuracy. c5 was best. } (18... c5 19. dxc5 bxc5 20. Rfd1 Bxc4 21. Qxc4 Qb6 22. Qxc5 Qe6 23. h3 a4 24. Rd6 Qf5 25. b4) 19. Bxd5? { (1.84 → 0.59) Mistake. Ba3 was best. } (19. Ba3 c5 20. dxc5 bxc5 21. Bxc5 Re8 22. Bd6 Bxc4 23. Qxc4 Ra7 24. h3 h5 25. Qc5 Rd7) 19... cxd5?? { (0.59 → 2.37) Blunder. Qxd5 was best. } (19... Qxd5) 20. Rc6? { (2.37 → 0.82) Mistake. Ba3 was best. } (20. Ba3 Re8 21. Qb5 a4 22. Bd6 axb3 23. axb3 Ra5 24. Qc6 Ra7 25. Qxd5 Bh6 26. Rc3 Qd7) 20... Rc8 21. Qb5 Qd7 22. Rfc1 Rxc6 23. Qxc6 Qxc6 24. Rxc6 f6? { (0.27 → 1.95) Mistake. Bh6 was best. } (24... Bh6) 25. Rxb6?? { (1.95 → -1.94) Blunder. Ba3 was best. } (25. Ba3 Rb8) 25... fxe5 26. dxe5?? { (-2.19 → Mate in 1) Checkmate is now unavoidable. g4 was best. } (26. g4 Bh6) 26... Rf1# { Black wins by checkmate. } 0-1