lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/DljeJHpi"] [Date "2020.12.10"] [Round "-"] [White "Nicolas9"] [Black "Stefansah"] [Result "1-0"] [UTCDate "2020.12.10"] [UTCTime "17:13:47"] [WhiteElo "1317"] [BlackElo "966"] [WhiteRatingDiff "+4"] [BlackRatingDiff "-4"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C20"] [Opening "King's Pawn Game"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 { C20 King's Pawn Game } 2. g4? { (0.30 → -1.74) Mistake. Best move was Nf3. } (2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. Re1 Nc5) 2... g5?? { (-1.74 → 1.42) Blunder. Best move was d5. } (2... d5 3. d3) 3. Bb5? { (1.42 → -0.63) Mistake. Best move was d4. } (3. d4) 3... Ne7? { (-0.63 → 0.69) Mistake. Best move was Nc6. } (3... Nc6 4. d3) 4. h4?! { (0.69 → -0.08) Inaccuracy. Best move was d4. } (4. d4 a6) 4... Ng8? { (-0.08 → 2.56) Mistake. Best move was a6. } (4... a6) 5. hxg5? { (2.56 → 1.49) Mistake. Best move was d4. } (5. d4) 5... Nh6?? { (1.49 → 5.98) Blunder. Best move was c6. } (5... c6 6. Be2 d5 7. d4 dxe4 8. dxe5 Qxd1+ 9. Bxd1 Be6 10. Nc3 Bb4 11. Ne2 Nd7 12. a3) 6. gxh6 Bxh6?? { (5.31 → 10.62) Blunder. Best move was c6. } (6... c6 7. Be2 d5 8. d4 dxe4 9. dxe5 Qxd1+ 10. Bxd1 Be6 11. Nd2 Nd7 12. Nxe4 Nxe5 13. Nf6+) 7. g5?? { (10.62 → 5.49) Blunder. Best move was Rxh6. } (7. Rxh6) 7... Bxg5 8. d4 Bd2+?? { (5.37 → 10.52) Blunder. Best move was exd4. } (8... exd4 9. Bxg5 Qxg5 10. Qxd4 f6 11. Nc3 Nc6 12. Qd2 Qxd2+ 13. Kxd2 Ne7 14. Nd5 Nxd5 15. exd5) 9. Bxd2 a6 10. Bc4 Qe7 11. dxe5 Qd6?! { (10.89 → Mate in 10) Checkmate is now unavoidable. Best move was d5. } (11... d5 12. Bxd5) 12. exd6 cxd6 13. Qh5 h6?! { (31.91 → Mate in 3) Checkmate is now unavoidable. Best move was Nc6. } (13... Nc6 14. Qxf7+) 14. Qxf7+ Kd8 15. Rxh6?! { (Mate in 2 → Mate in 9) Not the best checkmate sequence. Best move was Ba5+. } (15. Ba5+ b6 16. Bxb6#) 15... Rxh6 16. Bxh6?! { (Mate in 2 → Mate in 9) Not the best checkmate sequence. Best move was Ba5+. } (16. Ba5+ b6 17. Bxb6#) 16... Nc6 17. Bg5+ Kc7 18. e5 dxe5 19. f4 b6 20. fxe5 Nxe5?! { (29.70 → Mate in 9) Checkmate is now unavoidable. Best move was Nb4. } (20... Nb4 21. Bb3) 21. Bf4 Bb7 22. Bxe5+ Kc6 23. Qd5# { White wins by checkmate. } 1-0