lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/UurOHnn1"] [Date "2020.12.22"] [Round "-"] [White "OtiCoolUwU"] [Black "Stefan_Vasilis"] [Result "1-0"] [UTCDate "2020.12.22"] [UTCTime "17:38:08"] [WhiteElo "1500"] [BlackElo "1154"] [WhiteRatingDiff "+3"] [BlackRatingDiff "-4"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C27"] [Opening "Vienna Game"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Nc3 { C27 Vienna Game } d6?! { (0.00 → 0.58) Inaccuracy. Best move was Nf6. } (2... Nf6 3. Bc4 Bb4 4. Nf3 Bxc3 5. dxc3 Nc6 6. O-O O-O 7. Re1) 3. Nf3 c5 4. Bc4 d5? { (0.12 → 2.55) Mistake. Best move was Be7. } (4... Be7 5. d3 Nf6 6. O-O O-O 7. Bg5 Nc6 8. a4 Be6 9. h3 a6 10. Bh4 Nd7 11. Bxe7) 5. Bxd5?! { (2.55 → 1.76) Inaccuracy. Best move was exd5. } (5. exd5 Bd6) 5... Be6?? { (1.76 → 4.83) Blunder. Best move was Bd6. } (5... Bd6 6. d3 Nf6 7. Bg5 h6 8. Bh4 Nc6 9. Bxc6+ bxc6 10. Nd2 O-O 11. Nc4 Ba6 12. Qf3) 6. Bxe6? { (4.83 → 3.35) Mistake. Best move was Bxb7. } (6. Bxb7 Nd7 7. Bxa8 Qxa8 8. Ng5 Qc6 9. O-O Ngf6 10. Nxe6 Qxe6 11. d3 Be7 12. b3 O-O) 6... fxe6 7. O-O? { (3.74 → 1.58) Mistake. Best move was Nxe5. } (7. Nxe5 Qg5 8. Nf3 Qg6 9. O-O Nc6 10. d3 Be7 11. Nb5 O-O-O 12. Bf4 a6 13. Na3 Nf6) 7... Bd6? { (1.58 → 3.69) Mistake. Best move was Nc6. } (7... Nc6 8. d3 Nf6 9. Be3 Bd6 10. Nb5 O-O 11. h3 Qd7 12. Na3 b6 13. Nc4 Rad8 14. a4) 8. d3? { (3.69 → 1.88) Mistake. Best move was Nxe5. } (8. Nxe5 Nf6) 8... b5? { (1.88 → 4.36) Mistake. Best move was Nf6. } (8... Nf6 9. Nb5) 9. Bg5? { (4.36 → 2.63) Mistake. Best move was Nxe5. } (9. Nxe5 Nf6 10. Ng4 h5 11. Nxf6+ gxf6 12. Nxb5 Nc6 13. f4 Qd7 14. Be3 h4 15. Na3 O-O-O) 9... Qc7?? { (2.63 → 6.23) Blunder. Best move was Qd7. } (9... Qd7 10. a4) 10. Nxb5 Qb7?? { (5.48 → 23.79) Blunder. Best move was Qc6. } (10... Qc6) 11. Nxd6+ Kd7 12. Nxb7 Kc7 13. Na5 Kb6?! { (23.00 → Mate in 4) Checkmate is now unavoidable. Best move was Nd7. } (13... Nd7 14. Nc4) 14. d4?! { (Mate in 4 → Mate in 8) Not the best checkmate sequence. Best move was Bd8+. } (14. Bd8+ Kb5 15. c4+ Ka6 16. Qb3 Ne7 17. Qb5#) 14... Kxa5 15. dxc5 Nc6 16. Qd2+ Ka4 17. b3+?! { (Mate in 5 → Mate in 7) Not the best checkmate sequence. Best move was c4. } (17. c4 Rb8 18. b3+ Rxb3 19. axb3+ Kxb3 20. Rfb1+ Kxc4 21. Qc2#) 17... Ka3 18. Qc1+?! { (Mate in 2 → Mate in 8) Not the best checkmate sequence. Best move was c3. } (18. c3 Nf6 19. Qc1#) 18... Kb4 19. Bd2+?! { (Mate in 8 → 22.22) Lost forced checkmate sequence. Best move was Qd2+. } (19. Qd2+ Kb5 20. Qd3+ Kxc5 21. Be3+ Nd4 22. Nxe5 Kd6 23. Qxd4+ Ke7 24. Qd7+ Kf6 25. Qf7+ Kxe5) 19... Kxc5 20. Qa3+ Kb5?! { (21.48 → Mate in 6) Checkmate is now unavoidable. Best move was Kb6. } (20... Kb6 21. Nxe5) 21. Qa4+?! { (Mate in 6 → 34.28) Lost forced checkmate sequence. Best move was Be3. } (21. Be3 Nd4 22. Nxd4+ exd4 23. Qd6 Rb8 24. a4+ Ka5 25. Bd2+ Rb4 26. Bxb4#) 21... Kb6 22. Be3+ Kc7 23. c4 Nd8 24. c5 Kb7?! { (20.64 → Mate in 6) Checkmate is now unavoidable. Best move was Nc6. } (24... Nc6 25. b4) 25. c6+ Kc7 26. Rfc1?! { (Mate in 18 → 28.55) Lost forced checkmate sequence. Best move was Qa5+. } (26. Qa5+) 26... Kd6?! { (28.55 → Mate in 6) Checkmate is now unavoidable. Best move was Ne7. } (26... Ne7 27. Qa5+) 27. Bc5+ Kc7 28. Qa5+ Kxc6 29. Qa6+ Kd7 30. Qb5+?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Nxe5+. } (30. Nxe5+ Ke8 31. Qd6 Nc6 32. Qd7#) 30... Kc7 31. Qa5+?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Bf8+. } (31. Bf8+ Nc6 32. Qxc6+ Kb8 33. Bd6#) 31... Kb7 32. b4?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Bd6. } (32. Bd6 Nc6 33. Qc7+ Ka6 34. Qxc6+ Ka5 35. b4#) 32... Kc6 33. b5+ Kb7 34. Qa6+?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Bd6. } (34. Bd6 Rb8 35. Rc7+ Ka8 36. Rxa7#) 34... Kb8 35. Bd6# { White wins by checkmate. } 1-0