lichess dev

[Event "SAH Lectie Arena"] [Site "http://chess-academy.net/SZsTxcaY"] [Date "2021.06.07"] [Round "-"] [White "Everyone"] [Black "Taisia"] [Result "1-0"] [UTCDate "2021.06.07"] [UTCTime "16:09:09"] [WhiteElo "1763"] [BlackElo "1471"] [WhiteRatingDiff "+31"] [BlackRatingDiff "-36"] [Variant "Standard"] [TimeControl "420+0"] [ECO "B00"] [Opening "St. George Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 a6?! { (0.12 → 0.80) Inaccuracy. Best move was e6. } { B00 St. George Defense } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. Nf3 b6?! { (0.42 → 1.35) Inaccuracy. Best move was e6. } (2... e6 3. d4 d5 4. e5 c5 5. c3 Ne7 6. Bd3 Nd7 7. O-O) 3. d4 d6 4. Bd3 c6?! { (0.92 → 1.84) Inaccuracy. Best move was Nd7. } (4... Nd7 5. c4) 5. c3?! { (1.84 → 1.19) Inaccuracy. Best move was O-O. } (5. O-O Nd7) 5... a5?! { (1.19 → 1.86) Inaccuracy. Best move was Nd7. } (5... Nd7 6. O-O) 6. O-O Ra7?! { (1.60 → 2.15) Inaccuracy. Best move was Nf6. } (6... Nf6 7. e5) 7. Re1?! { (2.15 → 1.65) Inaccuracy. Best move was Bf4. } (7. Bf4) 7... Na6? { (1.65 → 3.66) Mistake. Best move was e6. } (7... e6 8. d5 Nf6 9. Nd4 Be7 10. dxc6 Rc7 11. Na3 O-O 12. Nab5 Rxc6 13. Nxc6 Nxc6 14. f4) 8. e5? { (3.66 → 2.09) Mistake. Best move was d5. } (8. d5 e5) 8... Nb8? { (2.09 → 3.59) Mistake. Best move was e6. } (8... e6 9. exd6 Bxd6 10. Nbd2 Bb8 11. Ne4 Ne7 12. Ne5 O-O 13. Ng5 f5 14. Qb3 Rf6 15. Bc4) 9. exd6? { (3.59 → 2.46) Mistake. Best move was Bg5. } (9. Bg5 d5 10. Nbd2 Be6 11. Bh4 h6 12. h3 Na6 13. Rc1 Qa8 14. Qc2 Nc7 15. c4 a4) 9... Bg4? { (2.46 → 4.34) Mistake. Best move was e6. } (9... e6 10. Nbd2 Nf6 11. Ne5 Bxd6 12. Ndc4 O-O 13. Re3 Ba6 14. Nxd6 Qxd6 15. Rg3 Bxd3 16. Qxd3) 10. dxe7? { (4.34 → 3.31) Mistake. Best move was Na3. } (10. Na3 Nf6) 10... Qxe7?? { (3.31 → 9.75) Blunder. Best move was Bxe7. } (10... Bxe7) 11. Rxe7+ Bxe7?! { (9.23 → 10.20) Inaccuracy. Best move was Nxe7. } (11... Nxe7) 12. h3 Bc8 13. Nbd2?! { (10.16 → 9.38) Inaccuracy. Best move was Qe2. } (13. Qe2) 13... Kf8?! { (9.38 → 10.25) Inaccuracy. Best move was Nf6. } (13... Nf6 14. Nc4) 14. Qe2 Rb7 15. Nc4 Bg5 16. Bxg5 Bxh3 17. gxh3 Nd7 18. Nd6 Ra7?! { (28.91 → Mate in 1) Checkmate is now unavoidable. Best move was Rb8. } (18... Rb8 19. Bf5) 19. Qe8# { White wins by checkmate. } 1-0