[Event "Casual correspondence game"] [Site "https://lichess.org/8ypgiXNR"] [Date "2024.03.15"] [White "lichess AI level 1"] [Black "OTTOSCH"] [Result "0-1"] [UTCDate "2024.03.15"] [UTCTime "00:54:20"] [WhiteElo "?"] [BlackElo "1500"] [Variant "Standard"] [TimeControl "-"] [ECO "B30"] [Opening "Sicilian Defense: Nyezhmetdinov-Rossolimo Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 Nc6 3. Bb5 { B30 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack } a6 4. Ba4?? { (0.75 → -4.31) Blunder. Bxc6 was best. } (4. Bxc6 bxc6 5. O-O e6 6. b3 Qc7 7. Re1 Ne7 8. Nc3 Ng6) 4... b5 5. Bb3 c4 6. d4 cxb3 7. axb3 d6 8. Bd2 Bg4 9. O-O e5 10. dxe5 dxe5 11. Nc3 Nf6 12. Bg5 Bb4 13. Nd5 Bc5?! { (-3.40 → -2.11) Inaccuracy. Be7 was best. } (13... Be7 14. Bxf6 Bxf6 15. c3 O-O 16. h3 Be6 17. Qd3 Be7 18. Rfd1 Qb8 19. c4 Qb7 20. cxb5) 14. b4?! { (-2.11 → -3.10) Inaccuracy. Bxf6 was best. } (14. Bxf6 gxf6 15. c3 O-O 16. b4 Bb6 17. Qc1 Kg7 18. Rd1 Bxf3 19. gxf3 Rg8 20. Kf1 Kh8) 14... Bd6? { (-3.10 → -1.31) Mistake. Nxb4 was best. } (14... Nxb4 15. Nxf6+ gxf6 16. Qxd8+ Rxd8 17. Bxf6 Rg8 18. Nxe5 Rd6 19. Nxg4 Rxg4 20. e5 Rd2 21. c3) 15. h3?! { (-1.31 → -2.28) Inaccuracy. Bxf6 was best. } (15. Bxf6) 15... Bh5?! { (-2.28 → -1.40) Inaccuracy. Bxf3 was best. } (15... Bxf3) 16. c3?! { (-1.40 → -2.26) Inaccuracy. Bxf6 was best. } (16. Bxf6 gxf6) 16... O-O?! { (-2.26 → -1.52) Inaccuracy. Be7 was best. } (16... Be7 17. Bxf6 Bxf6 18. g4 Bg6 19. Qe2 Qb8 20. Nxf6+ gxf6 21. Nh4 Ne7 22. Rfd1 h5 23. Qf3) 17. Bxf6 gxf6 18. Qc2? { (-1.44 → -3.29) Mistake. g4 was best. } (18. g4 Bg6) 18... Kh8? { (-3.29 → -1.54) Mistake. Bxf3 was best. } (18... Bxf3 19. gxf3 Ne7 20. Ne3 Qd7 21. Kh2 Qe6 22. Rg1+ Kh8 23. Rg4 Bc7 24. Rag1 Rg8 25. Qd2) 19. Rfd1?? { (-1.54 → -4.31) Blunder. Qd3 was best. } (19. Qd3) 19... Rg8?? { (-4.31 → -1.78) Blunder. Bxf3 was best. } (19... Bxf3 20. gxf3 Qc8 21. Kh2 Nxb4 22. Nxb4 Bxb4 23. Qd2 Be7 24. b4 Rd8 25. Qa2 Qe6 26. Rxd8+) 20. Qd3 Bb8?! { (-1.60 → -1.01) Inaccuracy. Bf8 was best. } (20... Bf8 21. Kf1) 21. Kh1?? { (-1.01 → -3.12) Blunder. Qe3 was best. } (21. Qe3 Qf8 22. Nxf6 Ba7 23. Qe2 Qg7 24. Nxg8 Rxg8 25. g4 f5 26. exf5 Bxg4 27. f6 Qh6) 21... Ba7?? { (-3.12 → 0.09) Blunder. f5 was best. } (21... f5 22. Qe3 fxe4 23. Qh6 Bg6 24. Ng5 Qf8 25. Qxf8 Rxf8 26. Nf6 Kg7 27. Ngxe4 Bxe4 28. Nxe4) 22. Qd2?? { (0.09 → -4.16) Blunder. Rxa6 was best. } (22. Rxa6 Rc8) 22... Bxf3 23. b3?? { (-4.13 → Mate in 17) Checkmate is now unavoidable. gxf3 was best. } (23. gxf3 f5 24. Qh6 Rg6 25. Qh5 Bxf2 26. exf5 Rd6 27. c4 bxc4 28. Nc3 Rxd1+ 29. Nxd1 Bd4) 23... Bxd1?? { (Mate in 17 → -6.64) Lost forced checkmate sequence. Rxg2 was best. } (23... Rxg2 24. Qd3 Rxf2+ 25. Qxf3 Rxf3 26. Rf1 Rxh3+ 27. Kg2 Qd7 28. Rf5 Rh4 29. Kg3 Rh6 30. Kf3) 24. Kg1?! { (-6.64 → -12.49) Inaccuracy. Qxd1 was best. } (24. Qxd1 f5 25. exf5 Ne7 26. Nf6 Qxd1+ 27. Rxd1 Rgd8 28. Rd7 Rxd7 29. Nxd7 f6 30. g4 Bxf2) 24... Bxb3 25. Re1 Bxd5 26. Re2 Bxe4 27. Rxe4?! { (-15.50 → Mate in 5) Checkmate is now unavoidable. Qxd8 was best. } (27. Qxd8 Raxd8 28. Rxe4 Rd1+ 29. Kh2 Rd2 30. g4 f5 31. Re1 Rxf2+ 32. Kg3 f4+ 33. Kh4 Rh2) 27... Qxd2 28. g4 Qxf2+ 29. Kh1 Rad8 30. Re3 Rd1+ 31. Re1 Rxe1# { Black wins by checkmate. } 0-1