lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/sa2Fr5pj"] [Date "2021.02.19"] [Round "-"] [White "orzamatias"] [Black "David13"] [Result "1-0"] [UTCDate "2021.02.19"] [UTCTime "17:26:06"] [WhiteElo "1328"] [BlackElo "1446"] [WhiteRatingDiff "+51"] [BlackRatingDiff "-16"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C20"] [Opening "Portuguese Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Bb5?! { (0.30 → -0.25) Inaccuracy. Best move was Nf3. } { C20 Portuguese Opening } (2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. Re1 Nc5) 2... Bc5 3. Nf3 a6? { (-0.14 → 0.92) Mistake. Best move was c6. } (3... c6 4. Be2 d5 5. Nxe5 dxe4 6. O-O Nf6 7. d3 exd3 8. Qxd3) 4. Bc4? { (0.92 → -0.17) Mistake. Best move was Ba4. } (4. Ba4 b5) 4... Nc6 5. Ng5?? { (0.27 → -6.21) Blunder. Best move was d3. } (5. d3 Nf6) 5... Qxg5 6. d3?? { (-5.49 → -11.17) Blunder. Best move was O-O. } (6. O-O Qh4) 6... Qf6?? { (-11.17 → -4.65) Blunder. Best move was Qxg2. } (6... Qxg2 7. Rf1 d5 8. exd5 Nd4 9. Be3 Bg4 10. Bxd4 Bb4+ 11. Bc3 Bxd1 12. Bxb4 Bxc2 13. a4) 7. Qh5?? { (-4.65 → -11.90) Blunder. Best move was O-O. } (7. O-O) 7... Qxf2+ 8. Kd1 g6?? { (-11.74 → -6.06) Blunder. Best move was d5. } (8... d5 9. Qf3 dxc4 10. Qxf2 Bxf2 11. Na3 Bg4+ 12. Kd2 cxd3 13. h3 Be6 14. cxd3 O-O-O 15. Ke2) 9. Qe2?! { (-6.06 → -6.74) Inaccuracy. Best move was Qf3. } (9. Qf3 Qxf3+) 9... Qh4?! { (-6.74 → -5.89) Inaccuracy. Best move was Qxe2+. } (9... Qxe2+ 10. Kxe2 b5 11. Bb3 Nd4+ 12. Kd1 f5 13. Bd5 c6 14. Bxg8 Rxg8 15. Nd2 a5 16. c3) 10. Rf1?? { (-5.89 → -9.16) Blunder. Best move was h3. } (10. h3) 10... d6?? { (-9.16 → -5.76) Blunder. Best move was d5. } (10... d5 11. exd5 Bg4 12. Rf3 Nd4 13. Qxe5+ Kd7 14. Qg3 Qxg3 15. hxg3 Nxf3 16. gxf3 Bxf3+ 17. Kd2) 11. Bxf7+? { (-5.76 → -7.35) Mistake. Best move was h3. } (11. h3 Nd4 12. Bxf7+ Ke7 13. Qd2 Qh5+ 14. Ke1 Bxh3 15. Qg5+ Qxg5 16. Bxg5+ Kd7 17. gxh3 Nxc2+) 11... Kd8? { (-7.35 → -6.32) Mistake. Best move was Ke7. } (11... Ke7 12. g3) 12. Nc3?? { (-6.32 → -12.09) Blunder. Best move was h3. } (12. h3) 12... Bg4 13. Rf3 Bxf3? { (-11.70 → -8.87) Mistake. Best move was Nd4. } (13... Nd4 14. Qf1 Nh6 15. Bxh6 Qxh6 16. Ne2 Rf8 17. Nxd4 exd4 18. Be6 Bb4 19. c3 dxc3 20. Qf2) 14. Qxf3? { (-8.87 → -10.20) Mistake. Best move was gxf3. } (14. gxf3) 14... Qxh2? { (-10.20 → -7.67) Mistake. Best move was Nd4. } (14... Nd4 15. Qf1) 15. Bg5+?! { (-7.67 → -8.24) Inaccuracy. Best move was Be6. } (15. Be6 Qh1+ 16. Kd2 Nge7 17. Ne2 Qh6+ 18. Ke1 Qf8 19. Qxf8+ Rxf8 20. c3 Bf2+ 21. Kf1 Be3+) 15... Nce7? { (-8.24 → -5.27) Mistake. Best move was Kc8. } (15... Kc8 16. Kd2 h6 17. Be3 Bxe3+ 18. Kxe3 Nd4 19. Qg4+ Kb8 20. Rf1 h5 21. Qh3 Qxh3+ 22. gxh3) 16. Bf6?? { (-5.27 → -9.94) Blunder. Best move was Bxg8. } (16. Bxg8 Rxg8) 16... Qg1+? { (-9.94 → -7.81) Mistake. Best move was Nxf6. } (16... Nxf6 17. Qxf6) 17. Kd2 Nxf6?? { (-8.02 → 3.16) Blunder. Best move was Qe3+. } (17... Qe3+ 18. Qxe3 Bxe3+ 19. Kxe3 Nxf6 20. Be6 Rf8 21. Ne2 h5 22. g3 Nh7 23. a4 Ng5 24. Bc4) 18. Rxg1 g5?? { (2.76 → 14.88) Blunder. Best move was Nd7. } (18... Nd7 19. Rf1) 19. Qxf6 g4?! { (13.45 → Mate in 9) Checkmate is now unavoidable. Best move was Rf8. } (19... Rf8 20. Rh1) 20. Qxh8+ Kd7 21. Qxa8 Bxg1 22. Qe8# { White wins by checkmate. } 1-0