lichess dev

[Event "Steiner Arena"] [Site "http://chess-academy.net/URV9RBcc"] [Date "2024.01.27"] [Round "-"] [White "Hikaru777"] [Black "Aleksvasilev12_fejk1"] [Result "0-1"] [UTCDate "2024.01.27"] [UTCTime "19:00:36"] [WhiteElo "1475"] [BlackElo "1559"] [WhiteRatingDiff "-15"] [BlackRatingDiff "+16"] [Variant "Standard"] [TimeControl "30+0"] [ECO "A04"] [Opening "Zukertort Opening: Arctic Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. Nf3 f6? { (-0.02 → 1.72) Mistake. Best move was e6. } { A04 Zukertort Opening: Arctic Defense } (1... e6 2. c4 Nf6 3. d4 b6 4. a3 Bb7 5. Nc3 d5 6. Bf4) 2. g3? { (1.72 → 0.43) Mistake. Best move was e4. } (2. e4 e6 3. d4 d5 4. Nc3 Bb4 5. Bd3 dxe4 6. Bxe4 f5 7. Bd3 Ne7 8. O-O O-O) 2... e6?! { (0.43 → 1.34) Inaccuracy. Best move was d5. } (2... d5 3. d4) 3. Bg2?! { (1.34 → 0.72) Inaccuracy. Best move was d4. } (3. d4) 3... Ne7?! { (0.72 → 1.59) Inaccuracy. Best move was d5. } (3... d5) 4. O-O?! { (1.59 → 0.96) Inaccuracy. Best move was d4. } (4. d4 d5 5. O-O Nbc6 6. Nc3 g6 7. e4 Bg7 8. exd5 exd5 9. b3 O-O 10. Re1 Re8) 4... d5 5. c3? { (1.47 → 0.30) Mistake. Best move was d4. } (5. d4) 5... Nbc6? { (0.30 → 1.44) Mistake. Best move was e5. } (5... e5) 6. e4? { (1.44 → -0.95) Mistake. Best move was d4. } (6. d4) 6... b6? { (-0.95 → 1.40) Mistake. Best move was dxe4. } (6... dxe4 7. Ne1 e5 8. Bxe4 Bf5 9. Bxf5 Nxf5 10. Qb3 b6 11. Qe6+ Nfe7 12. d4 exd4 13. Nc2) 7. Re1?! { (1.40 → 0.82) Inaccuracy. Best move was exd5. } (7. exd5 exd5) 7... Bb7?! { (0.82 → 1.72) Inaccuracy. Best move was dxe4. } (7... dxe4) 8. Nd4? { (1.72 → -1.22) Mistake. Best move was e5. } (8. e5 Ng6 9. exf6 Qxf6 10. d4 Bd6 11. Qe2 O-O 12. Bg5 Qf7 13. Qxe6 Qxe6 14. Rxe6 Rae8) 8... Qd7?? { (-1.22 → 2.11) Blunder. Best move was Nxd4. } (8... Nxd4 9. cxd4 dxe4 10. d3 Qxd4 11. dxe4 Qxd1 12. Rxd1 Rd8 13. Rxd8+ Kxd8 14. Nc3 Nc6 15. Be3) 9. exd5 Nxd5?? { (2.08 → 5.13) Blunder. Best move was exd5. } (9... exd5) 10. Nxe6 Be7?? { (4.91 → 9.90) Blunder. Best move was Ne5. } (10... Ne5 11. Bh3 Qd6 12. d4 Nxc3 13. Nxg7+ Bxg7 14. Nxc3 O-O 15. dxe5 Qc6 16. f3 fxe5 17. Ne4) 11. Nxg7+?? { (9.90 → 6.65) Blunder. Best move was Bxd5. } (11. Bxd5 Na5) 11... Kf7? { (6.65 → 7.73) Mistake. Best move was Kd8. } (11... Kd8 12. d4) 12. Ne6 Ne5? { (7.11 → 9.59) Mistake. Best move was h5. } (12... h5 13. Bh3) 13. Qh5+ Ng6 14. Bxd5?? { (9.89 → 3.78) Blunder. Best move was c4. } (14. c4) 14... Qxd5 15. Qxd5 Bxd5 16. Nf4?? { (3.94 → -3.82) Blunder. Best move was Nxc7. } (16. Nxc7 Rad8 17. Nxd5 Rxd5 18. d4 h5 19. Nd2 h4 20. Nc4 Bd6 21. Nxd6+ Rxd6 22. Kg2 Rdd8) 16... Nxf4 17. gxf4?? { (-3.35 → -7.98) Blunder. Best move was d4. } (17. d4 Nd3 18. Rd1 Nxc1 19. Rxc1 Rhe8 20. Nd2 Bf8 21. Re1 a5 22. a3 Rad8 23. f4 Rxe1+) 17... Rhg8+ 18. Kf1 Bc4+ 19. d3 Bxd3+ 20. Re2 Bc5 21. Ke1? { (-7.51 → -14.76) Mistake. Best move was Be3. } (21. Be3 Rae8) 21... Rg1+ 22. Kd2 Bxe2 23. Kxe2 Rxc1 24. a3 Bd6 25. b4 Bxf4 26. Kf3 Re8? { (-13.08 → -8.22) Mistake. Best move was Bxh2. } (26... Bxh2 27. c4 Be5 28. Ra2 Rxb1 29. Re2 Rc1 30. Re4 Rc3+ 31. Ke2 Rxa3 32. Rh4 Rh8 33. b5) 27. Ra2? { (-8.22 → -12.52) Mistake. Best move was Kxf4. } (27. Kxf4 Ree1 28. a4 Rxb1 29. Rxb1 Rxb1 30. Ke4 Rb2 31. Kd5 Rxf2 32. Kc6 Rc2 33. Kb7 Rxc3) 27... Ree1? { (-12.52 → -8.05) Mistake. Best move was Bh6. } (27... Bh6) 28. Nd2? { (-8.05 → -9.62) Mistake. Best move was Kxf4. } (28. Kxf4) 28... Rxc3+? { (-9.62 → -8.38) Mistake. Best move was Bh6. } (28... Bh6 29. a4) 29. Kxf4 Re2 30. Ne4 Rxa2 31. Nd6+? { (-7.80 → Mate in 6) Checkmate is now unavoidable. Best move was Nxc3. } (31. Nxc3 Rxa3) 31... cxd6 32. Kg4 Raxa3 33. f4 Rab3?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Kg6. } (33... Kg6 34. f5+ Kh6 35. b5 Rc4#) 34. Kh5 Rxb4 35. Kh6 Rcc4?! { (Mate in 1 → Mate in 3) Not the best checkmate sequence. Best move was Rh3#. } (35... Rh3#) 36. Kxh7 Rxf4 37. Kh8 Rh4# { Black wins by checkmate. } 0-1