lichess dev

[Event "Academy Teachers Arena"] [Site "http://chess-academy.net/IOUsvX84"] [Date "2019.12.10"] [Round "-"] [White "Sofia"] [Black "Alina1303"] [Result "0-1"] [UTCDate "2019.12.10"] [UTCTime "19:35:24"] [WhiteElo "1086"] [BlackElo "1406"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+6"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e3 { A00 Van't Kruijs Opening } e5 2. Bc4? { (0.41 → -0.61) Mistake. Best move was d4. } (2. d4 exd4 3. exd4 d5 4. Nf3 Nf6 5. Bd3 Bd6 6. Qe2+ Be6) 2... Nc6?! { (-0.61 → 0.01) Inaccuracy. Best move was d5. } (2... d5 3. Bb3 Nf6 4. d4 exd4 5. exd4 Bd6 6. Ne2 c6 7. Bf4) 3. Qf3?! { (0.01 → -0.87) Inaccuracy. Best move was e4. } (3. e4 Nf6 4. d3 Na5 5. Nf3 Nxc4 6. dxc4 Nxe4 7. Qd5 Nf6 8. Qxe5+ Be7 9. Nc3 O-O) 3... Nf6 4. g4? { (-0.61 → -3.14) Mistake. Best move was Nc3. } (4. Nc3 Na5 5. d3 Bb4 6. Bd2 d6 7. Bb3 Nxb3 8. axb3 d5) 4... Be7?? { (-3.14 → 0.51) Blunder. Best move was d5. } (4... d5 5. Bb5) 5. g5 O-O? { (0.41 → 3.20) Mistake. Best move was e4. } (5... e4) 6. gxf6 Bxf6 7. Qg4?? { (2.89 → -4.67) Blunder. Best move was Nc3. } (7. Nc3) 7... d5 8. e4?? { (-4.00 → -12.99) Blunder. Best move was Qg2. } (8. Qg2 dxc4 9. Ne2 Bf5 10. e4 Bg6 11. Na3 Bh4 12. Nxc4 f5 13. O-O fxe4 14. Ng3 b5) 8... Bxg4 9. f3 Nb4 10. exd5 Nxc2+ 11. Kf1 Nxa1 12. d3 b5 13. Be3 bxc4 14. dxc4 Bf5 15. Bc5 Bd3+ 16. Ne2 Bxc4 17. d6 cxd6 18. Bb4 Qb6 19. Bd2?! { (-32.41 → Mate in 7) Checkmate is now unavoidable. Best move was Kg2. } (19. Kg2 Qxb4) 19... Qxb2?! { (Mate in 7 → -31.68) Lost forced checkmate sequence. Best move was Bh4. } (19... Bh4 20. Be1 Qe3 21. Kg2 Qxe2+ 22. Kh3 Qxf3+ 23. Kxh4 Be6 24. Rg1 Qf4+ 25. Rg4 Qxg4#) 20. Nc3?! { (-31.68 → Mate in 9) Checkmate is now unavoidable. Best move was Kf2. } (20. Kf2 Bh4+) 20... Qxd2 21. Ne4 Qxe2+ 22. Kg1 Qxf3?! { (Mate in 1 → Mate in 4) Not the best checkmate sequence. Best move was Qf1#. } (22... Qf1#) 23. Nd2 Qe3+?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Qg4+. } (23... Qg4+ 24. Kf2 Bh4+ 25. Ke3 Nc2#) 24. Kg2 Qxd2+ 25. Kg1 Bd5?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Bh4. } (25... Bh4 26. a3 Qf2#) 26. h3 Qg2# { Black wins by checkmate. } 0-1