lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/F2Mad9Z9"] [Date "2021.03.30"] [Round "-"] [White "rdruta"] [Black "albertdannecy"] [Result "0-1"] [UTCDate "2021.03.30"] [UTCTime "18:14:16"] [WhiteElo "1355"] [BlackElo "1409"] [WhiteRatingDiff "-10"] [BlackRatingDiff "+10"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C20"] [Opening "King's Pawn Game"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 { C20 King's Pawn Game } 2. Qe2? { (0.30 → -1.02) Mistake. Best move was Nf3. } (2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. Re1 Nc5) 2... Qf6? { (-1.02 → 0.91) Mistake. Best move was Nc6. } (2... Nc6) 3. Na3? { (0.91 → -0.83) Mistake. Best move was Nc3. } (3. Nc3 c6 4. Nf3 d6 5. d3 Bg4 6. Be3 b5 7. O-O-O b4 8. Nb1 d5 9. h3 Bxf3) 3... Bc5?! { (-0.83 → 0.00) Inaccuracy. Best move was Bxa3. } (3... Bxa3 4. bxa3 Ne7 5. Bb2 O-O 6. Nf3 d6 7. d4 exd4 8. Bxd4 Qg6 9. Bb2 Nd7 10. h4) 4. Nb5?! { (0.00 → -0.74) Inaccuracy. Best move was Nf3. } (4. Nf3) 4... Na6? { (-0.74 → 0.46) Mistake. Best move was Bb6. } (4... Bb6 5. Nf3 Nc6 6. d3 a6 7. Nc3 Nge7 8. Nd5 Nxd5 9. exd5 Nd4 10. Nxd4 Bxd4 11. c3) 5. b4? { (0.46 → -1.42) Mistake. Best move was Nf3. } (5. Nf3 d6) 5... Bxb4 6. Bb2? { (-0.89 → -2.06) Mistake. Best move was c3. } (6. c3 Ba5 7. Na3 c6 8. Nc4 Bc7 9. d4 exd4 10. cxd4 b5 11. e5 Qe6 12. Nd6+ Bxd6) 6... c6?! { (-2.06 → -1.50) Inaccuracy. Best move was Ne7. } (6... Ne7) 7. f4? { (-1.50 → -3.64) Mistake. Best move was Nc3. } (7. Nc3) 7... Qh4+? { (-3.64 → -1.24) Mistake. Best move was cxb5. } (7... cxb5) 8. g3 Qf6?? { (-1.50 → 1.84) Blunder. Best move was Qh6. } (8... Qh6 9. Nc3) 9. Bxe5? { (1.84 → -0.27) Mistake. Best move was fxe5. } (9. fxe5 Qg6) 9... Qe6?? { (-0.27 → 4.98) Blunder. Best move was Qh6. } (9... Qh6 10. Nc3 d6 11. Bd4 Nf6 12. a3 Bg4 13. Qe3 Bxc3 14. Qxc3 Nxe4 15. Bxg7 Qe6 16. Qb3) 10. Nc7+?? { (4.98 → 1.94) Blunder. Best move was Bxg7. } (10. Bxg7 cxb5) 10... Nxc7 11. f5?? { (2.18 → -10.68) Blunder. Best move was Bxg7. } (11. Bxg7 d5) 11... Qxe5 12. Qc4 Qxa1+ 13. Kf2 Bxd2 14. g4 d5 15. exd5 cxd5 16. Qa4+ b5 17. Qa5 Bxa5 18. Nf3 Qxa2 19. g5?! { (-32.53 → Mate in 12) Checkmate is now unavoidable. Best move was Bd3. } (19. Bd3 Qa4 20. h3 Ne7 21. Kg3 Bb4 22. Kg2 Bd6 23. Kf2 Qf4 24. Be2 h5 25. Rg1 Bc5+) 19... Bxf5?! { (Mate in 12 → -41.98) Lost forced checkmate sequence. Best move was Qxc2+. } (19... Qxc2+ 20. Kg3 Bxf5 21. h3 Bb4 22. Bxb5+ Nxb5 23. Re1+ Bxe1+ 24. Nxe1 Qe2 25. Nf3 Be4 26. Ne5) 20. g6?! { (-41.98 → Mate in 8) Checkmate is now unavoidable. Best move was Be2. } (20. Be2 Qxc2 21. Rd1 Qe4 22. h4 Bb6+ 23. Ke1 O-O-O 24. Rd2 Re8 25. Kf1 Qe3 26. Kg2 Be4) 20... Bb6+ 21. Kg2 Qxc2+ 22. Kg3 fxg6?! { (Mate in 4 → Mate in 7) Not the best checkmate sequence. Best move was Qf2+. } (22... Qf2+ 23. Kf4 Ne6+ 24. Kxf5 Qxf3+ 25. Ke5 Bc7#) 23. Ne5 Qf2# { Black wins by checkmate. } 0-1