lichess dev

[Event "Masterclass Arena"] [Site "http://chess-academy.net/UvbblaN3"] [Date "2022.02.22"] [Round "-"] [White "pasaniuc_iustin"] [Black "robidruta"] [Result "0-1"] [UTCDate "2022.02.22"] [UTCTime "15:23:31"] [WhiteElo "1500"] [BlackElo "1662"] [WhiteRatingDiff "-112"] [BlackRatingDiff "+13"] [Variant "Standard"] [TimeControl "420+1"] [ECO "C00"] [Opening "French Defense: La Bourdonnais Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. f4?! { (0.15 → -0.38) Inaccuracy. Best move was e4. } (1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6) 1... e6?! { (-0.38 → 0.23) Inaccuracy. Best move was d5. } (1... d5 2. Nf3 Bf5 3. e3 e6 4. Be2 Nf6 5. Nh4 Be7 6. O-O) 2. e4?! { (0.23 → -0.54) Inaccuracy. Best move was e3. } { C00 French Defense: La Bourdonnais Variation } (2. e3) 2... g5? { (-0.54 → 1.26) Mistake. Best move was d5. } (2... d5) 3. Bb5? { (1.26 → -0.38) Mistake. Best move was d4. } (3. d4 d5 4. exd5 g4 5. Qxg4 exd5 6. Qe2+ Qe7 7. Nf3 Bf5 8. Nc3 Nf6 9. Qxe7+ Bxe7) 3... gxf4 4. g4?? { (-0.21 → -3.91) Blunder. Best move was Nf3. } (4. Nf3 a6 5. Be2 d5 6. e5 Ne7 7. d4 Ng6 8. c3 f6 9. h4 Nd7 10. Bd3 fxe5) 4... Bc5?? { (-3.91 → 0.00) Blunder. Best move was Qh4+. } (4... Qh4+ 5. Kf1) 5. d3?? { (0.00 → -5.05) Blunder. Best move was Nf3. } (5. Nf3 e5 6. d4 Bxd4 7. Nxd4 Qh4+ 8. Kf1 Qh3+ 9. Ke1 Qh4+) 5... f3?? { (-5.05 → 1.30) Blunder. Best move was Qh4+. } (5... Qh4+ 6. Kd2) 6. Nxf3 Qf6? { (0.71 → 2.50) Mistake. Best move was a6. } (6... a6 7. d4) 7. h4? { (2.50 → 0.84) Mistake. Best move was d4. } (7. d4 Be7 8. Nc3 a6 9. Be2 h6 10. Rg1 Qg7 11. h3 Nc6 12. Be3 Bb4 13. Qd3 d5) 7... c6? { (0.84 → 2.59) Mistake. Best move was Nc6. } (7... Nc6) 8. Ba4? { (2.59 → 1.00) Mistake. Best move was d4. } (8. d4 Be7) 8... b5?! { (1.00 → 1.72) Inaccuracy. Best move was Qg6. } (8... Qg6 9. Ne5 Qg7 10. d4 Be7 11. g5 d6 12. Nf3 h6 13. Rg1 hxg5 14. Bxg5 Bxg5 15. hxg5) 9. d4?! { (1.72 → 1.13) Inaccuracy. Best move was g5. } (9. g5 Qg7 10. Bb3 h6 11. d4 Be7 12. Rg1 hxg5 13. Bxg5 Bxg5 14. Rxg5 Qh6 15. e5 Ne7) 9... Bxd4 10. g5 Qe7?? { (1.12 → 5.92) Blunder. Best move was Qg7. } (10... Qg7 11. Nxd4) 11. Rh3?? { (5.92 → -1.24) Blunder. Best move was Qxd4. } (11. Qxd4) 11... bxa4?? { (-1.24 → 1.89) Blunder. Best move was Bb6. } (11... Bb6 12. Bb3) 12. Nxd4? { (1.89 → 0.41) Mistake. Best move was Qxd4. } (12. Qxd4 e5 13. Nxe5 d6 14. Ng4 Bxg4 15. Qxh8 Bxh3 16. Qxg8+ Qf8 17. Qxh7 Nd7 18. Bf4 O-O-O) 12... Qb4+? { (0.41 → 1.89) Mistake. Best move was Qd6. } (12... Qd6 13. Be3) 13. Kf1?? { (1.89 → -1.77) Blunder. Best move was Nc3. } (13. Nc3) 13... Qd6? { (-1.77 → 0.33) Mistake. Best move was c5. } (13... c5 14. c3) 14. Nxc6?? { (0.33 → -26.21) Blunder. Best move was Nc3. } (14. Nc3) 14... Qxd1+ 15. Kf2 Qxc2+ 16. Kg1 Qxc1+ 17. Kh2 Qxb2+ 18. Kg3 Qxa1 19. Nxb8?! { (-35.01 → Mate in 10) Checkmate is now unavoidable. Best move was Nxa7. } (19. Nxa7 Rxa7) 19... Rxb8 20. g6 Qxb1 21. e5 Qxa2?! { (Mate in 3 → Mate in 5) Not the best checkmate sequence. Best move was Qd3+. } (21... Qd3+ 22. Kf2 Rb2+ 23. Kg1 Qb1#) 22. Kg4 Rb4+ 23. Kh5 Qe2+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was hxg6+. } (23... hxg6+ 24. Kg5 Rh5#) 24. Kg5 Qg4# { Black wins by checkmate. } 0-1