lichess dev

[Event "19 Arena"] [Site "http://chess-academy.net/ePup9icy"] [Date "2021.05.17"] [Round "-"] [White "BOPOH"] [Black "Daniel14"] [Result "1-0"] [UTCDate "2021.05.17"] [UTCTime "14:08:51"] [WhiteElo "1985"] [BlackElo "1419"] [WhiteRatingDiff "+4"] [BlackRatingDiff "-9"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C40"] [Opening "King's Knight Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Nf3 { C40 King's Knight Opening } Be7? { (0.22 → 1.48) Mistake. Best move was Nc6. } (2... Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5) 3. Nxe5 Bh4? { (1.20 → 2.90) Mistake. Best move was Nf6. } (3... Nf6 4. Nc3 O-O 5. d4 d5 6. exd5 c6 7. Bd3 cxd5 8. O-O Nc6 9. Be3 Bd6 10. f4) 4. Qf3? { (2.90 → 1.31) Mistake. Best move was d4. } (4. d4 d6) 4... Qf6?! { (1.31 → 2.27) Inaccuracy. Best move was Nf6. } (4... Nf6) 5. Qxf6?! { (2.27 → 1.76) Inaccuracy. Best move was d4. } (5. d4 Nc6 6. Qxf6 Bxf6 7. Nxc6 bxc6 8. Be3 Nh6 9. c3 Be7 10. Nd2 O-O 11. f3 Rb8) 5... Bxf6 6. Nf3 Nh6?! { (1.65 → 2.41) Inaccuracy. Best move was d5. } (6... d5 7. exd5) 7. d4 Nc6 8. Bxh6 gxh6 9. c3?! { (2.36 → 1.74) Inaccuracy. Best move was e5. } (9. e5 Bd8) 9... Nxd4?? { (1.74 → 5.24) Blunder. Best move was d6. } (9... d6 10. Nbd2 a5 11. a4 O-O 12. Bd3 Ne7 13. O-O h5 14. g3 Bh3 15. Rfe1 Ng6 16. e5) 10. cxd4 d5?! { (4.85 → 5.74) Inaccuracy. Best move was d6. } (10... d6 11. Bc4) 11. e5?! { (5.74 → 5.05) Inaccuracy. Best move was exd5. } (11. exd5) 11... Bh4?? { (5.05 → 10.29) Blunder. Best move was Bg7. } (11... Bg7 12. Bd3) 12. Nxh4 Bg4 13. h3 Bd7 14. Nc3 O-O 15. Nxd5 c6 16. Nf6+ Kg7 17. Nxd7 Rfd8 18. Nf6 Rac8 19. f4 Rxd4 20. Nf5+ Kg6 21. Nxd4 Rd8?! { (26.83 → Mate in 8) Checkmate is now unavoidable. Best move was c5. } (21... c5 22. Bd3+) 22. O-O-O h5 23. Bd3+ Kh6 24. Nf5+ Kg6 25. Ne7+ Kh6 26. Neg8+?! { (Mate in 4 → Mate in 8) Not the best checkmate sequence. Best move was Bxh7. } (26. Bxh7 Rxd1+ 27. Rxd1 Kg7 28. Nf5+ Kf8 29. Rd8#) 26... Kg7 27. Bxh7 Rxd1+ 28. Rxd1 b5 29. Rd8 c5 30. Rc8?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Ne7. } (30. Ne7 a6 31. Nf5#) 30... c4 31. Rc5?! { (Mate in 2 → Mate in 4) Not the best checkmate sequence. Best move was Ne7. } (31. Ne7 h4 32. Nf5#) 31... a6 32. b3?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Ne7. } (32. Ne7 Kf8 33. Rc8+ Kxe7 34. Re8#) 32... b4 33. Rxc4?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Ne7. } (33. Ne7 h4 34. Nf5+ Kf8 35. Rc8#) 33... a5 34. Rc5?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Ne7. } (34. Ne7 h4 35. Nf5+ Kf8 36. Rc8#) 34... a4 35. bxa4?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Ne7. } (35. Ne7 h4 36. Nf5+ Kf8 37. Rc8#) 35... b3 36. axb3 h4 37. a5?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Rc8. } (37. Rc8 Kh8 38. Nh6+ Kg7 39. Nf5#) 37... Kh8 38. a6?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Nh6. } (38. Nh6 Kg7 39. Nf5+ Kf8 40. Rc8#) 38... Kg7 39. a7?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Rc8. } (39. Rc8 Kh8 40. Nh6+ Kg7 41. Nf5#) 39... Kh8 40. a8=Q Kg7 41. Qe8?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Nh6. } (41. Nh6 Kxh6 42. Qf8#) 41... Kh8 42. g3?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Nh6+. } (42. Nh6+ Kg7 43. Nf5#) 42... Kg7 43. Rc8?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Nh6. } (43. Nh6 Kxh6 44. Qf8#) 43... Kh8 44. Nh6+ Kg7 45. Qf8# { White wins by checkmate. } 1-0