lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/Cej17LQY"] [Date "2020.12.09"] [Round "-"] [White "Ops_MS"] [Black "FRoman"] [Result "1-0"] [UTCDate "2020.12.09"] [UTCTime "18:02:49"] [WhiteElo "1776"] [BlackElo "1685"] [WhiteRatingDiff "+24"] [BlackRatingDiff "-10"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A80"] [Opening "Dutch Defense: Raphael Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4 f5?! { (0.15 → 0.67) Inaccuracy. Best move was d5. } (1... d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. Bg5 O-O 6. e3) 2. Nc3 { A80 Dutch Defense: Raphael Variation } Nf6 3. Bf4? { (1.02 → 0.00) Mistake. Best move was Bg5. } (3. Bg5) 3... d5? { (0.00 → 1.02) Mistake. Best move was e6. } (3... e6) 4. f3? { (1.02 → -0.59) Mistake. Best move was Nb5. } (4. Nb5 Na6 5. Nf3 e6 6. e3 Be7 7. h4 O-O 8. h5 Ne4 9. Be2 c6 10. Nc3 Nb8) 4... Nc6? { (-0.59 → 1.14) Mistake. Best move was e6. } (4... e6) 5. Nb5 e5 6. dxe5? { (1.03 → -0.28) Mistake. Best move was Bxe5. } (6. Bxe5) 6... Nd7? { (-0.28 → 2.23) Mistake. Best move was Nh5. } (6... Nh5 7. e3) 7. e6 a6?? { (1.37 → 10.41) Blunder. Best move was Nde5. } (7... Nde5) 8. exd7+?! { (10.41 → 9.03) Inaccuracy. Best move was Nxc7+. } (8. Nxc7+) 8... Bxd7?! { (9.03 → 12.95) Inaccuracy. Best move was Kxd7. } (8... Kxd7 9. Qxd5+) 9. Nxc7+ Ke7 10. Nxa8? { (15.67 → 8.65) Mistake. Best move was Bg5+. } (10. Bg5+ Kd6 11. Bxd8 Rxd8 12. Nxd5 Ne7 13. Nxe7+ Kxe7 14. Qd2 Bc8 15. Qc3 Kf7 16. e3 Kg6) 10... Qxa8 11. Qxd5 Nb4?! { (8.31 → 9.23) Inaccuracy. Best move was Be6. } (11... Be6 12. Qd2 Kf7 13. e3 Be7 14. Bd3 g5 15. Bg3 Qd8 16. Ne2 h5 17. h4 gxh4 18. Bf2) 12. Qe5+?! { (9.23 → 8.51) Inaccuracy. Best move was Qd2. } (12. Qd2 Ke8) 12... Kd8? { (8.51 → 18.58) Mistake. Best move was Kf7. } (12... Kf7 13. O-O-O Qc8 14. c3 Be6 15. a3 Nc6 16. Qc7+ Qxc7 17. Bxc7 Be7 18. Bb6 g5 19. e3) 13. Bg5+ Kc8 14. Qc3+? { (15.57 → 8.94) Mistake. Best move was Bf4. } (14. Bf4 Nd5 15. Qxd5 Kd8 16. Qe5 Bb4+ 17. c3 Be7 18. Qxg7 Rf8 19. Nh3 Qc8 20. Bg5 Re8) 14... Nc6 15. O-O-O Bb4? { (8.74 → 25.32) Mistake. Best move was Qb8. } (15... Qb8 16. Be3) 16. Qxg7 Re8?! { (24.31 → Mate in 12) Checkmate is now unavoidable. Best move was Kc7. } (16... Kc7 17. Rxd7+) 17. Qxd7+ Kb8 18. Qxe8+ Ka7 19. Be3+ b6 20. Rd7+ Qb7 21. Rxb7+ Kxb7 22. Qd7+ Kb8 23. Bf4+ Ka8 24. Qxc6+ Ka7 25. Qc7+ Ka8 26. Qb8# { White wins by checkmate. } 1-0