lichess dev

[Event "Steinitz Arena"] [Site "http://chess-academy.net/2bu1JTY6"] [Date "2026.01.27"] [Round "-"] [White "David_2014"] [Black "Bogdan_2013"] [Result "1-0"] [UTCDate "2026.01.27"] [UTCTime "17:08:03"] [WhiteElo "1300"] [BlackElo "1396"] [WhiteRatingDiff "+16"] [BlackRatingDiff "-18"] [Variant "Standard"] [TimeControl "420+0"] [ECO "C42"] [Opening "Petrov's Defense #3"] [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 { C42 Petrov's Defense #3 } 4. Bc4?? { (0.75 → -3.59) Blunder. Best move was Nf3. } (4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8. Re1 O-O) 4... Be6?? { (-3.59 → 1.48) Blunder. Best move was dxe5. } (4... dxe5 5. d3 Nc6 6. h3 Na5 7. Bb3 Nxb3 8. axb3 Bd6 9. O-O O-O 10. Be3 b6 11. Na3) 5. Bxe6 fxe6?! { (0.98 → 1.82) Inaccuracy. Best move was dxe5. } (5... dxe5) 6. Ng4? { (1.82 → 0.62) Mistake. Best move was Nf3. } (6. Nf3 Nxe4 7. Qe2 Nf6 8. Qb5+ Qd7 9. Qxb7 Qc6 10. Qb3 d5 11. Qe3 Bd6 12. Qxe6+ Kf8) 6... d5?! { (0.62 → 1.37) Inaccuracy. Best move was Nc6. } (6... Nc6 7. O-O) 7. Nxf6+?! { (1.37 → 0.59) Inaccuracy. Best move was e5. } (7. e5) 7... Ke7?? { (0.59 → 7.45) Blunder. Best move was Qxf6. } (7... Qxf6 8. d4 Nc6 9. e5 Qf5 10. O-O Nb4 11. Na3 Be7 12. Bd2 O-O 13. Nb5 c6 14. Bxb4) 8. e5?? { (7.45 → 1.18) Blunder. Best move was Ng4. } (8. Ng4) 8... gxf6 9. exf6+? { (1.87 → 0.72) Mistake. Best move was d4. } (9. d4) 9... Kxf6? { (0.72 → 2.34) Mistake. Best move was Kd7. } (9... Kd7 10. c4 Qxf6 11. O-O Rg8 12. d4 Nc6 13. cxd5 exd5 14. Nc3 Qf5 15. Be3 Rd8 16. Ne2) 10. Qf3+?! { (2.34 → 1.59) Inaccuracy. Best move was d4. } (10. d4 Nc6 11. O-O Rg8 12. Bf4 Ke7 13. c3 Kd7 14. Nd2 Bd6 15. Bg3 Qf6 16. Nf3 Rae8) 10... Ke7?! { (1.59 → 2.41) Inaccuracy. Best move was Kg7. } (10... Kg7 11. b3 Nc6 12. Nc3 Rg8 13. Bb2 d4 14. Ne4 Kh8 15. O-O Qh4 16. Rae1 Be7 17. Ng3) 11. d4?! { (2.41 → 1.65) Inaccuracy. Best move was c4. } (11. c4) 11... c5?? { (1.65 → 15.40) Blunder. Best move was Kd7. } (11... Kd7 12. c4 Bb4+ 13. Bd2 Rf8 14. Qe3 Qe7 15. O-O Nc6 16. Bxb4 Nxb4 17. Qb3 Kc8 18. Nc3) 12. Qg3?? { (15.40 → 1.48) Blunder. Best move was Bg5+. } (12. Bg5+) 12... cxd4?? { (1.48 → 12.10) Blunder. Best move was Kd7. } (12... Kd7) 13. Bg5+ Ke8 14. Bxd8 Rg8 15. Qxg8 Kxd8 16. Qxf8+ Kc7 17. Qh8 Kd7 18. Qxh7+ Kd6 19. Qh3 Ke5 20. Qd3 Kf4?! { (21.85 → Mate in 7) Checkmate is now unavoidable. Best move was Nc6. } (20... Nc6 21. f4+) 21. Qxd4+ Kf5 22. h4?! { (Mate in 7 → 42.74) Lost forced checkmate sequence. Best move was Qg7. } (22. Qg7 Nd7 23. g4+ Kf4 24. h4 Ne5 25. Qg5+ Kf3 26. Qe3+ Kxg4 27. Qg5+ Kf3 28. Nd2#) 22... e5?! { (42.74 → Mate in 11) Checkmate is now unavoidable. Best move was Kg6. } (22... Kg6 23. h5+) 23. Qxd5 Kf4 24. Rh3?! { (Mate in 1 → Mate in 3) Not the best checkmate sequence. Best move was Qf3#. } (24. Qf3#) 24... Kg4 25. Nc3?! { (Mate in 1 → Mate in 2) Not the best checkmate sequence. Best move was Qf3#. } (25. Qf3#) 25... Kf4 26. Qe4# { White wins by checkmate. } 1-0