lichess dev

[Event "Olga Arena"] [Site "http://chess-academy.net/zL2Tx9wG"] [Date "2021.04.19"] [Round "-"] [White "Andru_2010"] [Black "Olga"] [Result "1-0"] [UTCDate "2021.04.19"] [UTCTime "15:45:22"] [WhiteElo "1728"] [BlackElo "1344"] [WhiteRatingDiff "+8"] [BlackRatingDiff "-16"] [Variant "Standard"] [TimeControl "120+0"] [ECO "C00"] [Opening "French Defense: Normal Variation"] [Termination "Time forfeit"] [Annotator "chess-academy.net"] 1. e4 e6 2. d4 { C00 French Defense: Normal Variation } Bb4+? { (0.05 → 1.30) Mistake. Best move was d5. } (2... d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bd6 6. Nc3 O-O 7. O-O) 3. c3?! { (1.30 → 0.77) Inaccuracy. Best move was Nd2. } (3. Nd2 d5) 3... Ba5? { (0.77 → 1.85) Mistake. Best move was Be7. } (3... Be7 4. Bd3 d5 5. e5 c5 6. Ne2 Nc6 7. O-O Bd7 8. Nd2) 4. b4?! { (1.85 → 1.33) Inaccuracy. Best move was Qg4. } (4. Qg4 Qf6) 4... Qh4? { (1.33 → 3.96) Mistake. Best move was Bb6. } (4... Bb6 5. Nd2) 5. Nf3? { (3.96 → 2.26) Mistake. Best move was bxa5. } (5. bxa5) 5... Qxe4+ 6. Be2? { (2.97 → 1.94) Mistake. Best move was Be3. } (6. Be3) 6... Bb6 7. O-O?! { (2.26 → 1.59) Inaccuracy. Best move was c4. } (7. c4 c6) 7... Qg4? { (1.59 → 2.77) Mistake. Best move was a5. } (7... a5 8. b5) 8. h3 Qg6 9. Bd3?! { (2.77 → 1.88) Inaccuracy. Best move was c4. } (9. c4 c6 10. Nc3 d5 11. Bd3 Qh5 12. cxd5 Nf6 13. d6 Nd5 14. Ne2 f6 15. a4 Nxb4) 9... Qf6?? { (1.88 → 8.19) Blunder. Best move was Qh5. } (9... Qh5) 10. Na3?? { (8.19 → 1.66) Blunder. Best move was Bg5. } (10. Bg5 a5 11. Bxf6 Nxf6 12. Qa4 O-O 13. Nbd2 c6 14. c4 Bc7 15. c5 d6 16. Rfb1 Nd5) 10... Ne7?? { (1.66 → 8.40) Blunder. Best move was h6. } (10... h6 11. c4) 11. Nb5?? { (8.40 → 0.59) Blunder. Best move was Bg5. } (11. Bg5) 11... g5? { (0.59 → 3.00) Mistake. Best move was h6. } (11... h6 12. a4) 12. Bxg5 Qg6?? { (2.52 → 10.34) Blunder. Best move was Qg7. } (12... Qg7 13. a4 a6 14. a5 axb5 15. axb6 Rxa1 16. Qxa1 c6 17. Qa8 Na6 18. Ra1 f6 19. Bd2) 13. Bxe7?? { (10.34 → 6.97) Blunder. Best move was Bxg6. } (13. Bxg6 hxg6 14. c4 a6 15. Nc3 d5 16. Bxe7 Kxe7 17. cxd5 Kf8 18. Ne5 Kg7 19. Qg4 Rf8) 13... Rg8?? { (6.97 → 14.37) Blunder. Best move was Qg7. } (13... Qg7 14. Bh4 a6 15. Na3 f6 16. Re1 O-O 17. Nc4 d5 18. Ne3 a5 19. c4 dxc4 20. Bxc4) 14. Bxg6 Rxg6 15. Bg5 Rxg5 16. Nxc7+ Kd8 17. Qd2 Ke7 18. Nxa8 Kd8 19. Qxg5+ Ke8 20. Qg8+ Ke7 21. Qxc8 Kd6?! { (33.82 → Mate in 7) Checkmate is now unavoidable. Best move was Nc6. } (21... Nc6 22. b5) 22. Qxb8+ Kd5 23. Qxb7+?! { (Mate in 5 → Mate in 6) Not the best checkmate sequence. Best move was Qe5+. } (23. Qe5+ Kc4 24. Rac1 Bc5 25. Qxc5+ Kd3 26. Rfd1+ Ke4 27. Qe5#) 23... Kd6 24. Qxa7?! { (Mate in 6 → 23.43) Lost forced checkmate sequence. Best move was Ne5. } { White wins on time. } (24. Ne5 Bc7 25. Qxc7+ Ke7 26. Qxd7+ Kf6 27. f4 Kf5 28. g4+ Ke4 29. Rae1#) 1-0