lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/RBSdhKES"] [Date "2021.01.29"] [Round "-"] [White "French_Defense"] [Black "Nicolas9"] [Result "1-0"] [UTCDate "2021.01.29"] [UTCTime "17:18:39"] [WhiteElo "2347"] [BlackElo "1371"] [WhiteRatingDiff "+0"] [BlackRatingDiff "+0"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A13"] [Opening "English Opening: Agincourt Defense #3"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. Nf3 e6 2. c4 { A13 English Opening: Agincourt Defense #3 } c5 3. e3?! { (0.53 → -0.11) Inaccuracy. Best move was e4. } (3. e4) 3... Qa5? { (-0.11 → 1.02) Mistake. Best move was d5. } (3... d5 4. d4) 4. Nc3?! { (1.02 → 0.46) Inaccuracy. Best move was Be2. } (4. Be2 Nf6 5. O-O Nc6 6. d4 cxd4 7. exd4 Be7 8. a3 O-O 9. Be3 d5 10. Nbd2 Qc7) 4... Nc6 5. d4 cxd4? { (0.47 → 1.48) Mistake. Best move was d5. } (5... d5) 6. exd4 f6? { (1.03 → 3.59) Mistake. Best move was d5. } (6... d5 7. Bd2 Qd8 8. c5 Be7 9. a3 Nf6 10. Bd3 Ne4 11. Nxe4 dxe4 12. Bxe4 Nxd4 13. Bc3) 7. Bd2? { (3.59 → 1.66) Mistake. Best move was d5. } (7. d5 Nd8 8. a3 e5 9. Be3 d6 10. b4 Qc7 11. c5 Bd7 12. Rc1 a6 13. Nd2 Nf7) 7... Qb6? { (1.66 → 3.06) Mistake. Best move was d5. } (7... d5 8. cxd5 exd5 9. Bb5 Bb4 10. Nxd5 Kf8 11. Bxb4+ Nxb4 12. Nc3 Nd5 13. Qe2 Bg4 14. O-O) 8. Na4? { (3.06 → 2.06) Mistake. Best move was d5. } (8. d5) 8... Qa6? { (2.06 → 4.18) Mistake. Best move was Qc7. } (8... Qc7 9. Bd3) 9. c5 b5 10. cxb6? { (4.16 → 1.51) Mistake. Best move was Nc3. } (10. Nc3) 10... Qb7 11. bxa7? { (2.20 → 1.14) Mistake. Best move was Nc3. } (11. Nc3) 11... Nxa7? { (1.14 → 2.65) Mistake. Best move was Qxa7. } (11... Qxa7 12. Nc3 Nxd4 13. Nxd4 Qxd4 14. Be2 Bb4 15. O-O Ne7 16. Nb5 Qxd2 17. Nc7+ Kf7 18. Nxa8) 12. Be2?! { (2.65 → 1.90) Inaccuracy. Best move was Bd3. } (12. Bd3 Bb4 13. O-O Ne7 14. Nc3 Nac6 15. Qc2 Qc7 16. a3 Bxc3 17. bxc3 Bb7 18. c4 Nd8) 12... Nh6? { (1.90 → 3.21) Mistake. Best move was Bb4. } (12... Bb4) 13. Bxh6?! { (3.21 → 2.28) Inaccuracy. Best move was O-O. } (13. O-O Nb5) 13... gxh6 14. O-O Rg8? { (2.36 → 3.49) Mistake. Best move was Bg7. } (14... Bg7 15. Rc1 O-O 16. d5 e5 17. d6 Nc6 18. Nc5 Qxb2 19. Bc4+ Kh8 20. Bd5 Qb6 21. Nh4) 15. Nc5? { (3.49 → 2.20) Mistake. Best move was Rc1. } (15. Rc1 Rg7) 15... Qxb2? { (2.20 → 3.20) Mistake. Best move was Bxc5. } (15... Bxc5 16. dxc5 Nc6 17. a4 Qxb2 18. Bb5 Qb4 19. g3 Kf7 20. Rc1 Qf4 21. Rc4 Qc7 22. Qd2) 16. Rb1 Qxa2 17. Ne4 d5?? { (2.54 → 9.20) Blunder. Best move was Be7. } (17... Be7) 18. Nxf6+ Kf7 19. Nxg8 Kxg8 20. Ne5 Bd6? { (8.16 → 25.32) Mistake. Best move was Qa3. } (20... Qa3 21. Rb3 Qe7 22. Qc1 Bg7 23. Rg3 Rb8 24. Qf4 Rb7 25. Qxh6 Rb3 26. Rg4 Rc3 27. Ra1) 21. Bh5 Ba6?! { (21.81 → Mate in 6) Checkmate is now unavoidable. Best move was Qc2. } (21... Qc2 22. Qxc2) 22. Qg4+ Kh8 23. Nf7# { White wins by checkmate. } 1-0