[Event "2020 Autumn Marathon"] [Site "https://lichess.org/CdWNM8UB"] [Date "2020.10.24"] [White "ils120182"] [Black "Zeyecx"] [Result "0-1"] [UTCDate "2020.10.24"] [UTCTime "15:57:44"] [WhiteElo "1842"] [BlackElo "1677"] [WhiteRatingDiff "-8"] [BlackRatingDiff "+9"] [Variant "Standard"] [TimeControl "180+0"] [ECO "E10"] [Opening "Blumenfeld Countergambit"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. Nf3 e6 3. c4 c5?! { (0.00 → 0.63) Inaccuracy. d5 was best. } (3... d5 4. cxd5 exd5 5. Bf4 c6 6. e3 Bf5 7. Nc3 Nbd7 8. a3) 4. d5 b5 { E10 Blumenfeld Countergambit } 5. cxb5 a6?! { (0.13 → 0.95) Inaccuracy. exd5 was best. } (5... exd5 6. Bg5 Bb7 7. e3 a6 8. Nc3 Be7 9. a4 h6 10. Bxf6) 6. bxa6? { (0.95 → -0.40) Mistake. Nc3 was best. } (6. Nc3 exd5 7. Nxd5 Bb7 8. e4 Nxd5 9. exd5 axb5 10. Qb3 b4) 6... Bxa6? { (-0.40 → 0.79) Mistake. exd5 was best. } (6... exd5 7. e3 Nxa6 8. Nc3 Bb7 9. Be2 Be7 10. O-O O-O 11. a3) 7. Nc3 g6 8. e4 Bg7 9. Bxa6 Nxa6 10. O-O O-O 11. d6 Nb4 12. a3 Nc6 13. e5?? { (1.36 → -0.61) Blunder. Be3 was best. } (13. Be3 Qa5 14. Nd2 Rfb8 15. Rb1 Ne8 16. Nb3 Rxb3 17. Qxb3 Nxd6 18. Rfd1 Bd4 19. Bf4 Rb8) 13... Ng4 14. Re1?! { (-0.52 → -1.15) Inaccuracy. Ne4 was best. } (14. Ne4 Qb6 15. Rb1 Ncxe5 16. Nxe5 Nxe5 17. Be3 Rfc8 18. b4 Rxa3 19. Nxc5 Qb5 20. Re1 Nc4) 14... Ngxe5 15. Nxe5 Nxe5 16. Bf4 Nc6 17. Qd2 Nd4 18. Qe3?? { (-1.01 → -4.00) Blunder. Rad1 was best. } (18. Rad1 Qb6) 18... Rb8? { (-4.00 → -2.06) Mistake. Nc2 was best. } (18... Nc2) 19. Bh6?? { (-2.06 → -5.43) Blunder. Rac1 was best. } (19. Rac1 Qa5) 19... Rxb2?? { (-5.43 → -1.16) Blunder. Nf5 was best. } (19... Nf5 20. Qxc5) 20. Bxg7 Kxg7 21. Qe5+ f6 22. Qxc5 e5 23. Rad1?! { (-1.37 → -2.17) Inaccuracy. Rab1 was best. } (23. Rab1 Rc2) 23... Rb3?! { (-2.17 → -1.32) Inaccuracy. Qa8 was best. } (23... Qa8) 24. Rxd4? { (-1.32 → -3.01) Mistake. Rb1 was best. } (24. Rb1) 24... exd4 25. Qxd4 Qa5 26. Nd5?? { (-2.63 → Mate in 1) Checkmate is now unavoidable. Re7+ was best. } (26. Re7+ Kh8 27. Nd1 Qf5 28. h3 Rd3 29. Qa4 Qd5 30. Ne3 Qxd6 31. Qb4 Rb8 32. Qxd6 Rxd6) 26... Qxe1# { Black wins by checkmate. } 0-1