lichess dev

[Event "Academy Teachers Arena"] [Site "http://chess-academy.net/VKCgkAGT"] [Date "2019.09.28"] [Round "-"] [White "Genny"] [Black "N_Motriuc"] [Result "1-0"] [UTCDate "2019.09.28"] [UTCTime "05:32:34"] [WhiteElo "1554"] [BlackElo "1174"] [WhiteRatingDiff "+11"] [BlackRatingDiff "-13"] [Variant "Standard"] [TimeControl "300+2"] [ECO "B00"] [Opening "Nimzowitsch Defense, Declined Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 Nc6?! { (0.29 → 0.95) Inaccuracy. Best move was e6. } (1... e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. c4 Nf6 6. c5) 2. Nf3?! { (0.95 → 0.42) Inaccuracy. Best move was d4. } { B00 Nimzowitsch Defense, Declined Variation } (2. d4 d5) 2... b5? { (0.42 → 2.88) Mistake. Best move was e5. } (2... e5 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bd6 6. d4 exd4 7. Qxd4 f6 8. Be3 Ne7 9. Nbd2) 3. Nc3? { (2.88 → 0.78) Mistake. Best move was Bxb5. } (3. Bxb5 e5 4. c3 Bd6 5. d4 Nge7 6. O-O Ng6 7. Nbd2 O-O 8. d5 Nce7 9. Nc4 f5) 3... Ba6? { (0.78 → 3.00) Mistake. Best move was b4. } (3... b4 4. Na4 e5 5. Bc4 Be7 6. d4 exd4 7. O-O Na5 8. Qxd4 Nxc4 9. Qxc4 Nf6 10. Bf4) 4. d4?! { (3.00 → 2.50) Inaccuracy. Best move was a4. } (4. a4 Bb7) 4... Na5? { (2.50 → 3.83) Mistake. Best move was e6. } (4... e6 5. a4) 5. Ne5? { (3.83 → 2.66) Mistake. Best move was Nxb5. } (5. Nxb5 Nf6) 5... d6?! { (2.66 → 3.44) Inaccuracy. Best move was Nc4. } (5... Nc4 6. a4 Nxe5 7. axb5 Bb7 8. dxe5 e6 9. Qd4 c5 10. bxc6 Bxc6 11. Be3 Qb6 12. Nb5) 6. Ng4? { (3.44 → 1.91) Mistake. Best move was Nxf7. } (6. Nxf7 Kxf7 7. a4 b4 8. Bxa6 bxc3 9. b4 Nc6 10. Qh5+ g6 11. Qd5+ e6 12. Qxc6 Bh6) 6... Qd7? { (1.91 → 3.84) Mistake. Best move was h5. } (6... h5) 7. Nd5? { (3.84 → 1.02) Mistake. Best move was a4. } (7. a4) 7... Qc6?? { (1.02 → 5.52) Blunder. Best move was c6. } (7... c6 8. Nc3 Nc4 9. Bxc4 bxc4 10. O-O e6 11. f4 h5 12. Ne3 Ne7 13. Qf3 g6 14. e5) 8. Bf4?? { (5.52 → 1.37) Blunder. Best move was a4. } (8. a4 Rb8 9. axb5 Bxb5 10. Rxa5 Bxf1 11. Kxf1 e6 12. Nc3 Qb6 13. Ra2 h5 14. Ne3 Be7) 8... O-O-O? { (1.37 → 3.49) Mistake. Best move was e6. } (8... e6 9. Qe2) 9. Qf3? { (3.49 → 1.94) Mistake. Best move was Nge3. } (9. Nge3 Nc4 10. a4 e6 11. axb5 Bxb5 12. Nxc4 Bxc4 13. Bxc4 Qxc4 14. Nc3 Nf6 15. Ra4 Qc6) 9... Qxc2?? { (1.94 → 6.76) Blunder. Best move was Bb7. } (9... Bb7 10. a4) 10. e5?? { (6.76 → -0.08) Blunder. Best move was Rc1. } (10. Rc1) 10... Qxb2 11. Rd1? { (0.44 → -1.62) Mistake. Best move was Rc1. } (11. Rc1 Bb7 12. exd6 exd6 13. Bd2 Kb8 14. Qxf7 Ne7 15. Nxc7 Nc4 16. Bxc4 bxc4 17. Qxc4 Rc8) 11... Qxa2?? { (-1.62 → 2.36) Blunder. Best move was Bb7. } (11... Bb7 12. exd6) 12. Nb4 Qb2?? { (1.74 → 9.00) Blunder. Best move was Bb7. } (12... Bb7 13. Nxa2 Bxf3 14. gxf3 a6 15. Nb4 h5 16. exd6 exd6 17. Ne3 Ne7 18. Ra1 Nec6 19. Nxa6) 13. Nxa6 Kd7? { (8.37 → 26.85) Mistake. Best move was d5. } (13... d5 14. Bd2) 14. g3 Nf6? { (9.78 → Mate in 12) Checkmate is now unavoidable. Best move was Rc8. } (14... Rc8 15. Bd2) 15. Nxf6+ exf6 16. Bh3+ Ke7 17. Qd5?! { (Mate in 4 → 12.35) Lost forced checkmate sequence. Best move was exf6+. } (17. exf6+ Kxf6 18. Bc1+ Ke7 19. Qe3+ Kf6 20. Qg5#) 17... fxe5?! { (12.35 → Mate in 2) Checkmate is now unavoidable. Best move was Qc3+. } (17... Qc3+ 18. Bd2 Qc6 19. Nxc7 dxe5 20. Bb4+ Rd6 21. dxe5 Kd8 22. exd6 Qxd5 23. Rxd5 Nc6 24. Rxb5) 18. dxe5? { (Mate in 2 → 8.26) Lost forced checkmate sequence. Best move was Bg5+. } (18. Bg5+ f6 19. Qe6#) 18... Rd7? { (8.26 → Mate in 3) Checkmate is now unavoidable. Best move was Qc3+. } (18... Qc3+ 19. Kf1 Qc4+ 20. Kg2 Qxd5+ 21. Rxd5 dxe5 22. Rxe5+ Kf6 23. Rxb5 Nc6 24. Rf5+ Kg6 25. Rg5+) 19. Qf3?! { (Mate in 3 → 15.09) Lost forced checkmate sequence. Best move was Bg5+. } (19. Bg5+ Ke8 20. Qa8+ Rd8 21. Qxd8#) 19... c5?! { (15.09 → Mate in 3) Checkmate is now unavoidable. Best move was Qb3. } (19... Qb3 20. Bg5+) 20. exd6+ Rxd6 21. Rxd6?! { (Mate in 2 → Mate in 8) Not the best checkmate sequence. Best move was Bxd6+. } (21. Bxd6+ Ke8 22. Qa8#) 21... Ke8 22. Qb7?? { (Mate in 2 → 1.66) Lost forced checkmate sequence. Best move was Qa8+. } (22. Qa8+ Ke7 23. Qd8#) 22... Bxd6?? { (1.66 → Mate in 2) Checkmate is now unavoidable. Best move was Nxb7. } (22... Nxb7 23. Nc7+ Ke7 24. Rd7+ Kf6 25. O-O Kg6 26. Nd5 Na5 27. Bc1 Qb3 28. Nf4+ Kf6 29. Bg2) 23. Bd7+? { (Mate in 2 → 9.20) Lost forced checkmate sequence. Best move was Qd7+. } (23. Qd7+ Kf8 24. Qd8#) 23... Ke7? { (9.20 → Mate in 6) Checkmate is now unavoidable. Best move was Kd8. } (23... Kd8 24. Qc8+ Ke7 25. Bxd6+ Kf6 26. Qxc5 Qb1+ 27. Ke2 Qe4+ 28. Qe3 Qxe3+ 29. fxe3 Nc4 30. Bc5) 24. Qd5?? { (Mate in 6 → 1.21) Lost forced checkmate sequence. Best move was Bxd6+. } (24. Bxd6+ Kxd6 25. Qc7+ Ke7 26. Bc8+ Kf6 27. Qd6+ Kg5 28. h4+ Kh5 29. g4#) 24... Bxf4 25. gxf4 f5?? { (1.15 → 11.60) Blunder. Best move was Qc1+. } (25... Qc1+ 26. Ke2) 26. O-O Re8?! { (10.39 → Mate in 2) Checkmate is now unavoidable. Best move was Qe2. } (26... Qe2 27. Nxc5) 27. Re1+?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was Qe6+. } (27. Qe6+ Kf8 28. Qxe8#) 27... Kf8 28. Rxe8# { White wins by checkmate. } 1-0