lichess dev

[Event "Sofia Arena"] [Site "http://chess-academy.net/Q5BJFIOV"] [Date "2020.03.18"] [Round "-"] [White "Kristian"] [Black "Sofia"] [Result "0-1"] [UTCDate "2020.03.18"] [UTCTime "19:28:15"] [WhiteElo "1744"] [BlackElo "1596"] [WhiteRatingDiff "-76"] [BlackRatingDiff "+43"] [Variant "Standard"] [TimeControl "120+0"] [ECO "C40"] [Opening "King's Knight Opening"] [Termination "Time forfeit"] [Annotator "chess-academy.net"] 1. Nf3 e5? { (-0.02 → 1.42) Mistake. Best move was e6. } (1... e6 2. c4 Nf6 3. d4 b6 4. a3 Bb7 5. Nc3 d5 6. Bf4) 2. e4? { (1.42 → 0.22) Mistake. Best move was Nxe5. } { C40 King's Knight Opening } (2. Nxe5 d5) 2... g5? { (0.22 → 2.93) Mistake. Best move was Nc6. } (2... Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5) 3. d3? { (2.93 → 1.55) Mistake. Best move was d4. } (3. d4 d6) 3... g4?! { (1.55 → 2.50) Inaccuracy. Best move was Nc6. } (3... Nc6 4. Bxg5) 4. Nxe5 g3? { (1.87 → 4.75) Mistake. Best move was h5. } (4... h5) 5. fxg3? { (4.75 → 3.61) Mistake. Best move was hxg3. } (5. hxg3 d6 6. Nf3 Bg4 7. Nc3 Nd7 8. Bf4 Ngf6 9. Qd2 Qe7 10. Nd4 Nb6 11. a4 Nbd5) 5... Qf6? { (3.61 → 5.18) Mistake. Best move was d6. } (5... d6 6. Nf3) 6. Bf4? { (5.18 → 3.51) Mistake. Best move was d4. } (6. d4 Nc6 7. Nf3 Bg7 8. e5 Qd8 9. c3 h6 10. Bc4 d5 11. Bd3 Nge7 12. O-O Be6) 6... Bc5? { (3.51 → 6.01) Mistake. Best move was d6. } (6... d6 7. d4 Bh6 8. Bb5+ c6 9. O-O dxe5 10. Bxe5 Qg5 11. Bxh8 cxb5 12. Nc3 Na6 13. Rf2) 7. d4 Nh6?? { (5.72 → 11.54) Blunder. Best move was d6. } (7... d6) 8. dxc5 d6 9. cxd6 cxd6 10. Bb5+ Bd7 11. Nxd7 Qd8?! { (10.97 → Mate in 12) Checkmate is now unavoidable. Best move was Nxd7. } (11... Nxd7 12. Nc3) 12. Nf6+ Kf8 13. Bxh6+ Ke7 14. Qg4?! { (Mate in 4 → Mate in 9) Not the best checkmate sequence. Best move was Nd5+. } (14. Nd5+ Ke6 15. Qg4+ Ke5 16. Qf5+ Kd4 17. Be3#) 14... Nc6 15. Bg5?! { (Mate in 11 → 27.31) Lost forced checkmate sequence. Best move was Nd5+. } (15. Nd5+ Ke8 16. O-O Rf8 17. Bxc6+ bxc6 18. Nf6+ Qxf6 19. Rxf6 Ke7 20. Bg5 c5 21. Re6+ Kd7) 15... Nd4?! { (27.31 → Mate in 2) Checkmate is now unavoidable. Best move was a5. } (15... a5 16. Nd5+) 16. Nd5+ Kf8 17. Kd1?! { (Mate in 1 → 32.18) Lost forced checkmate sequence. Best move was Bh6#. } (17. Bh6#) 17... Nxb5 18. Bxd8 Nc7?! { (30.26 → Mate in 5) Checkmate is now unavoidable. Best move was Rxd8. } (18... Rxd8 19. Qg5) 19. Qd7?! { (Mate in 5 → Mate in 6) Not the best checkmate sequence. Best move was Bxc7. } (19. Bxc7 Rd8 20. Bxd8 f5 21. Qg5 fxe4 22. Qe7+ Kg8 23. Nf6#) 19... Nxd5 20. Qxd6+?! { (Mate in 5 → 27.77) Lost forced checkmate sequence. Best move was Rf1. } (20. Rf1 Ne3+ 21. Ke2 f5 22. Kxe3 Kg8 23. Rxf5 d5 24. Qf7#) 20... Kg8 21. Qxd5 Kg7?! { (33.16 → Mate in 5) Checkmate is now unavoidable. Best move was h6. } { Black wins on time. } (21... h6 22. Bf6) 0-1