lichess dev

[Event "ANS Arena"] [Site "http://chess-academy.net/9K3UjYOv"] [Date "2026.05.19"] [Round "-"] [White "Teoboss1"] [Black "david781"] [Result "1-0"] [UTCDate "2026.05.19"] [UTCTime "15:16:09"] [WhiteElo "1879"] [BlackElo "1467"] [WhiteRatingDiff "+6"] [BlackRatingDiff "-2"] [Variant "Standard"] [TimeControl "600+0"] [ECO "C42"] [Opening "Petrov's Defense #4"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Nf3 Nf6?! { (0.22 → 0.73) Inaccuracy. Best move was Nc6. } (2... Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5) 3. Nxe5 d6 4. Nf3 { C42 Petrov's Defense #4 } Nc6? { (0.54 → 2.08) Mistake. Best move was Nxe4. } (4... Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8. c4 Nb4 9. cxd5) 5. Nc3?! { (2.08 → 1.31) Inaccuracy. Best move was d3. } (5. d3 h6 6. h3 g5 7. c4 Bg7 8. Nc3 O-O 9. Be2 Ne7 10. d4 Re8 11. Be3 Ng6) 5... Be6?! { (1.31 → 2.00) Inaccuracy. Best move was d5. } (5... d5 6. exd5) 6. Bb5 Qd7? { (1.57 → 3.00) Mistake. Best move was d5. } (6... d5) 7. d4 O-O-O?? { (2.45 → 6.80) Blunder. Best move was a6. } (7... a6 8. Ba4 b5 9. Nxb5 axb5 10. Bxb5 Ra5 11. a4 Rxb5 12. axb5 Nd8 13. Qe2 Bg4 14. O-O) 8. Bxc6?? { (6.80 → 3.61) Blunder. Best move was d5. } (8. d5 Qe8) 8... Qxc6? { (3.61 → 4.91) Mistake. Best move was bxc6. } (8... bxc6) 9. d5 Qa6?! { (4.54 → 5.33) Inaccuracy. Best move was Qc4. } (9... Qc4 10. Nd2 Qa6 11. dxe6 fxe6 12. Nf3 d5 13. e5 Ne4 14. Qd3 Bb4 15. Qxa6 bxa6 16. Bd2) 10. dxe6 fxe6 11. Qd3 Qc6? { (4.89 → 5.93) Mistake. Best move was Qxd3. } (11... Qxd3 12. cxd3 h6 13. Be3 a6 14. Rc1 Be7 15. Ne2 e5 16. Ng3 g6 17. O-O Kb8 18. h3) 12. O-O g6? { (5.53 → 7.28) Mistake. Best move was d5. } (12... d5 13. exd5) 13. Bg5? { (7.28 → 6.21) Mistake. Best move was Nb5. } (13. Nb5) 13... Bg7 14. Bxf6?! { (6.28 → 5.33) Inaccuracy. Best move was Rad1. } (14. Rad1) 14... Bxf6 15. Rfe1 Rhf8 16. Nb5 Rf7?? { (5.18 → 18.96) Blunder. Best move was Kb8. } (16... Kb8 17. Nbd4 Qd7 18. Qb3 Rfe8 19. e5 dxe5 20. Nb5 Qc6 21. Nc3 Qb6 22. Ne4 Bg7 23. c4) 17. Nxa7+ Kd7 18. Nxc6 Kxc6 19. Qc4+ Kd7 20. Rab1 c6 21. e5 Be7 22. Qd4 Rff8 23. exd6 Bxd6 24. Ng5 Rf5 25. Qg7+ Kc8 26. Nxe6 Be7?! { (22.81 → Mate in 6) Checkmate is now unavoidable. Best move was Rff8. } (26... Rff8 27. Nxf8) 27. Qxe7 Re5 28. Qc7# { White wins by checkmate. } 1-0