lichess dev

[Event "Daily UltraBullet Arena"] [Site "http://chess-academy.net/Hj6SywTP"] [Date "2021.03.12"] [Round "-"] [White "Foun272"] [Black "Shon4321Official"] [Result "0-1"] [UTCDate "2021.03.12"] [UTCTime "19:10:33"] [WhiteElo "1207"] [BlackElo "1682"] [WhiteRatingDiff "-20"] [BlackRatingDiff "+19"] [Variant "Standard"] [TimeControl "15+0"] [ECO "B00"] [Opening "Nimzowitsch Defense"] [Termination "Time forfeit"] [Annotator "chess-academy.net"] 1. e4 Nc6?! { (0.12 → 0.72) Inaccuracy. Best move was e6. } { B00 Nimzowitsch Defense } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Bc4?! { (0.72 → -0.20) Inaccuracy. Best move was d4. } (2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. c3 a6 6. Be3 Nge7) 2... e6 3. Qf3? { (0.13 → -0.99) Mistake. Best move was d4. } (3. d4 d5 4. exd5 exd5 5. Bb3 Na5 6. Nf3 Nxb3 7. axb3 Bb4+ 8. Nc3 Ne7 9. O-O O-O) 3... Be7?! { (-0.99 → -0.13) Inaccuracy. Best move was Ne5. } (3... Ne5 4. Qc3) 4. Bb3 Nd4?! { (-0.70 → 0.00) Inaccuracy. Best move was Nf6. } (4... Nf6 5. Ne2) 5. Nh3?? { (0.00 → -9.95) Blunder. Best move was Qg3. } (5. Qg3) 5... Nxf3+ 6. gxf3 Nf6?! { (-9.97 → -9.11) Inaccuracy. Best move was Bc5. } (6... Bc5 7. Nf4) 7. e5?! { (-9.11 → -10.00) Inaccuracy. Best move was Nc3. } (7. Nc3 d5 8. Ng1 a5 9. exd5 Nxd5 10. Nge2 Nxc3 11. Nxc3 Qd4 12. d3 a4 13. Bc4 O-O) 7... d5? { (-10.00 → -8.13) Mistake. Best move was Nh5. } (7... Nh5) 8. exf6 Bxf6 9. Rg1?! { (-7.85 → -8.65) Inaccuracy. Best move was Nf4. } (9. Nf4 c5) 9... c6?! { (-8.65 → -7.86) Inaccuracy. Best move was e5. } (9... e5 10. Rg3) 10. Rg4? { (-7.86 → -9.16) Mistake. Best move was Nf4. } (10. Nf4 O-O 11. d3 Be5 12. Ne2 Bxh2 13. Rh1 Bd6 14. f4 f6 15. Bd2 e5 16. Nbc3 Bg4) 10... g6? { (-9.16 → -8.13) Mistake. Best move was e5. } (10... e5 11. Rg3 a5 12. a4 Bh4 13. Ng1 Bxg3 14. fxg3 O-O 15. Kf1 Re8 16. Nc3 e4 17. Nd1) 11. Rh4? { (-8.13 → -16.28) Mistake. Best move was Ng1. } (11. Ng1 c5) 11... e5 12. Rg4 Bxg4 13. fxg4 Bh4 14. Ba4 Bxf2+?! { (-14.04 → -9.04) Inaccuracy. Best move was Qf6. } (14... Qf6 15. d3 Qf3 16. Bg5 Qxh3 17. Bxh4 Qxh4 18. Nd2 Qxh2 19. Bb3 Qg1+ 20. Nf1 Qxg4 21. c4) 15. Kxf2?! { (-9.04 → -13.69) Inaccuracy. Best move was Nxf2. } (15. Nxf2) 15... b5?! { (-13.69 → -9.50) Inaccuracy. Best move was Qh4+. } (15... Qh4+) 16. Ng5?! { (-9.50 → -13.04) Inaccuracy. Best move was Kg2. } (16. Kg2 Qh4 17. Nf2 h5 18. g5 Qxa4 19. b3 Qd4 20. c3 Qf4 21. Na3 Qxg5+ 22. Kf1 Qh4) 16... a5?! { (-13.04 → -9.50) Inaccuracy. Best move was Qxg5. } (16... Qxg5) 17. Ne6? { (-9.50 → Mate in 10) Checkmate is now unavoidable. Best move was Nf3. } (17. Nf3) 17... fxe6 18. d3 O-O+ 19. Ke2 bxa4?! { (Mate in 7 → -23.70) Lost forced checkmate sequence. Best move was Qh4. } (19... Qh4 20. Be3 Qxh2+ 21. Ke1 d4 22. Nd2 dxe3 23. Ne4 Qh1+ 24. Ke2 Qf3+ 25. Ke1 Qf1#) 20. Kd2?! { (-23.70 → Mate in 6) Checkmate is now unavoidable. Best move was g5. } (20. g5 Qb6) 20... c5?! { (Mate in 6 → -23.11) Lost forced checkmate sequence. Best move was Qg5+. } (20... Qg5+ 21. Kc3 Qxc1 22. Na3 Qxa1 23. Nb1 Qxb1 24. b3 d4+ 25. Kd2 Rf2#) 21. Kc3?! { (-23.11 → Mate in 5) Checkmate is now unavoidable. Best move was c3. } (21. c3 Rf2+) 21... c4?! { (Mate in 5 → Mate in 8) Not the best checkmate sequence. Best move was d4+. } (21... d4+ 22. Kd2 Qg5+ 23. Ke2 Qxg4+ 24. Ke1 Qg1+ 25. Ke2 Rf2#) 22. Kd2 d4 23. c3 e4?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was dxc3+. } (23... dxc3+ 24. Ke1 Qxd3 25. Bf4 Rxf4 26. bxc3 Rf1#) 24. dxe4 Qg5+ { Black wins on time. } 0-1