lichess dev

[Event "Yearly HyperBullet Arena"] [Site "http://chess-academy.net/U85Qo6xb"] [Date "2022.12.17"] [Round "-"] [White "Djanik_1_akk"] [Black "DeadInside"] [Result "0-1"] [UTCDate "2022.12.17"] [UTCTime "17:26:06"] [WhiteElo "1802"] [BlackElo "1740"] [WhiteRatingDiff "-20"] [BlackRatingDiff "+46"] [Variant "Standard"] [TimeControl "30+0"] [ECO "B20"] [Opening "Sicilian Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 c5 { B20 Sicilian Defense } 2. Qf3? { (0.53 → -1.15) Mistake. Best move was Ne2. } (2. Ne2 Nf6 3. Nbc3 d5 4. exd5 Nxd5 5. Nxd5 Qxd5 6. Nc3 Qe5+) 2... Nc6 3. Bc4? { (-0.41 → -1.42) Mistake. Best move was b3. } (3. b3 Nf6) 3... Ne5? { (-1.42 → 0.00) Mistake. Best move was e6. } (3... e6 4. Bb3 Nf6 5. Nc3 d5 6. exd5 Nd4 7. Qd3 exd5 8. Nf3 Qe7+ 9. Qe3 Nxb3 10. axb3) 4. Qb3?! { (0.00 → -0.75) Inaccuracy. Best move was Qc3. } (4. Qc3 Nxc4 5. Qxc4 e6 6. Nf3 Nf6 7. O-O b5 8. Qe2 Bb7 9. e5 Nd5 10. Qxb5 Rb8) 4... Nxc4?! { (-0.75 → 0.00) Inaccuracy. Best move was e6. } (4... e6 5. Nf3 Bd6 6. Be2 Ne7 7. d3 O-O 8. Be3 b6 9. Nbd2 Nxf3+ 10. Bxf3 Rb8 11. O-O) 5. Qxc4 e6 6. Qc3? { (-0.03 → -1.19) Mistake. Best move was Nf3. } (6. Nf3 Nf6) 6... a6?! { (-1.19 → -0.40) Inaccuracy. Best move was d5. } (6... d5) 7. Qd3?! { (-0.40 → -1.36) Inaccuracy. Best move was Nf3. } (7. Nf3 Nf6 8. d3 Be7 9. O-O O-O 10. Qe1 b5 11. Nbd2 d6 12. b3 Bb7 13. Bb2 Nd7) 7... b5?! { (-1.36 → -0.66) Inaccuracy. Best move was Ne7. } (7... Ne7 8. Nf3 Ng6 9. O-O Be7 10. Qe2 O-O 11. d4 cxd4 12. Nxd4 b5 13. a4 Bb7 14. Be3) 8. Qe3?! { (-0.66 → -1.38) Inaccuracy. Best move was Qe2. } (8. Qe2 Ne7 9. Nf3 Nc6 10. O-O Be7 11. c3 d5 12. d3 e5 13. a4 Rb8 14. axb5 axb5) 8... Bb7 9. f3? { (-0.98 → -2.05) Mistake. Best move was d3. } (9. d3 d5 10. Ne2 Nf6 11. Nd2 Bd6 12. e5 Ng4 13. Qg3 Nxe5 14. Qxg7 Ng6 15. Qh6 Qh4) 9... Nf6?! { (-2.05 → -1.20) Inaccuracy. Best move was Ne7. } (9... Ne7 10. Ne2 Ng6 11. O-O Be7 12. d3 O-O 13. Nd2 Qc7 14. f4 c4 15. d4 f5 16. e5) 10. d3 d5 11. d4?? { (-1.53 → -4.82) Blunder. Best move was Ne2. } (11. Ne2 Be7 12. e5 Nd7 13. d4 a5 14. c3 O-O 15. O-O b4 16. f4 Ba6 17. f5 a4) 11... dxe4 12. fxe4? { (-4.51 → -6.62) Mistake. Best move was dxc5. } (12. dxc5) 12... cxd4 13. Nf3?? { (-5.91 → -17.04) Blunder. Best move was Qh3. } (13. Qh3) 13... dxe3 14. Bxe3 Nxe4 15. Ne5 Bc5 16. Nxf7 Kxf7 17. Rf1+ Ke8 18. Bxc5 Nxc5 19. Rf4 Qd6 20. Rd4?! { (-28.47 → Mate in 5) Checkmate is now unavoidable. Best move was Rf3. } (20. Rf3 Qe5+) 20... Qxd4 21. Nd2 Qf4?! { (Mate in 4 → Mate in 9) Not the best checkmate sequence. Best move was Qe3+. } (21... Qe3+ 22. Kf1 Qxd2 23. a3 Rf8+ 24. Kg1 Qxg2#) 22. O-O-O Ne4 23. Rf1?! { (-41.18 → Mate in 6) Checkmate is now unavoidable. Best move was g3. } (23. g3 Qe3) 23... Qxd2+ 24. Kb1 Bd5?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Rc8. } (24... Rc8 25. Ka1 Rxc2 26. Rb1 Nc3 27. a3 Qc1 28. Rxc1 Rxc1#) 25. Rc1 Rf8?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Bxa2+. } (25... Bxa2+ 26. Ka1 Qxc1+ 27. Kxa2 Qxc2 28. Ka1 Nd2 29. Ka2 Qa4#) 26. a3 Rf2?! { (Mate in 2 → Mate in 4) Not the best checkmate sequence. Best move was Qxc1+. } (26... Qxc1+ 27. Kxc1 Rf1#) 27. b4 Qc3 28. g4 Bb3?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Nd2#. } (28... Nd2#) 29. h3 Rxc2?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Nd2#. } (29... Nd2#) 30. Rxc2 Qxc2+ 31. Ka1 Qa2# { Black wins by checkmate. } 0-1