lichess dev

[Event "Black12 Arena"] [Site "http://chess-academy.net/i0ftY0tT"] [Date "2026.04.16"] [Round "-"] [White "Alex_06"] [Black "David_2014"] [Result "0-1"] [UTCDate "2026.04.16"] [UTCTime "16:45:52"] [WhiteElo "1226"] [BlackElo "1262"] [WhiteRatingDiff "-34"] [BlackRatingDiff "+27"] [Variant "Standard"] [TimeControl "600+0"] [ECO "A40"] [Opening "Horwitz Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4 e6 { A40 Horwitz Defense } 2. d5? { (0.38 → -1.10) Mistake. Best move was e4. } (2. e4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 c5 6. O-O c4) 2... Qf6? { (-1.10 → 0.77) Mistake. Best move was exd5. } (2... exd5 3. Qxd5 Nf6 4. Qd1 d5 5. e3 c5 6. Nf3 Nc6 7. Bd3 Bd6 8. O-O O-O 9. c4) 3. dxe6?! { (0.77 → -0.13) Inaccuracy. Best move was e4. } (3. e4 Bc5 4. Nf3 exd5 5. exd5 d6 6. Be2 Bf5 7. c4 h6 8. Nc3 Nd7 9. O-O Ne7) 3... Qxe6?! { (-0.13 → 0.52) Inaccuracy. Best move was dxe6. } (3... dxe6 4. e4 Nc6 5. Nf3 Bd7 6. Bd3 Nge7 7. O-O e5 8. Bd2 O-O-O 9. Nc3 h6 10. b3) 4. Qd2? { (0.52 → -0.99) Mistake. Best move was Nh3. } (4. Nh3 c6 5. Nf4 Qe7 6. c4 Nf6 7. Nc3 g6 8. e3 Bg7 9. Be2 O-O 10. O-O d6) 4... Qf6? { (-0.99 → 0.83) Mistake. Best move was Nf6. } (4... Nf6) 5. b3?? { (0.83 → -11.34) Blunder. Best move was e4. } (5. e4 Nc6) 5... Bc5? { (-11.34 → -7.16) Mistake. Best move was Qxa1. } (5... Qxa1 6. Qe3+ Kd8 7. Qc3 Qxb1 8. Qb2 Qxb2 9. Bxb2 Nc6 10. Nf3 f6 11. a3 Nge7 12. e3) 6. Ba3? { (-7.16 → -8.42) Mistake. Best move was Nc3. } (6. Nc3 Qxf2+) 6... Qxf2+ 7. Kd1 Qxf1+ 8. Qe1 Qf5? { (-8.36 → -6.78) Mistake. Best move was Qf6. } (8... Qf6 9. Bxc5 Qxa1 10. Kc1 d6 11. Ba3 Qxa2 12. Qc3 Bf5 13. Bb2 Ne7 14. g4 Be4 15. Nf3) 9. Nf3? { (-6.78 → -9.77) Mistake. Best move was Bxc5. } (9. Bxc5 Qxc5) 9... Bxa3 10. Nxa3 Qd5+?? { (-9.87 → -6.38) Blunder. Best move was Qf6. } (10... Qf6 11. c3 Qd6+ 12. Nd4 Qxa3 13. Qg3 Qb2 14. Rc1 Ne7 15. Qxg7 Rf8 16. Qxh7 Qxa2 17. Qc2) 11. Kc1 Nf6 12. Kb2?! { (-6.30 → -6.93) Inaccuracy. Best move was e4. } (12. e4 Qxe4) 12... Ne4?! { (-6.93 → -6.29) Inaccuracy. Best move was O-O. } (12... O-O 13. e4 Nxe4 14. Rd1 Qf5 15. Nb5 Qxb5 16. Qxe4 d6 17. a4 Qf5 18. Qxf5 Bxf5 19. Nd4) 13. Rd1 Qe6?! { (-6.74 → -5.84) Inaccuracy. Best move was Qc5. } (13... Qc5) 14. Qd2?? { (-5.84 → -14.82) Blunder. Best move was Nb5. } (14. Nb5 Na6 15. Rd4 O-O 16. Nc3 Nxc3 17. Qxc3 b5 18. Re1 Bb7 19. e4 b4 20. Qd2 d6) 14... Nxd2 15. Rxd2 Qf6+ 16. Kb1 Qa6 17. Rhd1 Qxa3 18. Rd5 c6 19. Rxd7 Bxd7 20. Rd6 Qxd6 21. Ne5?! { (-33.02 → Mate in 7) Checkmate is now unavoidable. Best move was e4. } (21. e4) 21... Qxe5 { White resigns. } 0-1