lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/5aWcKoCF"] [Date "2021.02.16"] [Round "-"] [White "Marius_Bot"] [Black "DavidNicolaescu"] [Result "0-1"] [UTCDate "2021.02.16"] [UTCTime "17:33:06"] [WhiteElo "1391"] [BlackElo "1374"] [WhiteRatingDiff "-13"] [BlackRatingDiff "+16"] [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 } e6 2. Bc4?! { (0.34 → -0.41) Inaccuracy. Best move was d4. } (2. d4 d5 3. c4 Nf6 4. Nf3 c5 5. Nc3 Nc6 6. Be2 cxd4) 2... d5 3. Bb3?! { (0.12 → -0.86) Inaccuracy. Best move was Be2. } (3. Be2 Nf6 4. d4 c5 5. Nf3 Nc6 6. O-O a6 7. b3 cxd4 8. exd4 Bd6 9. Bb2 O-O) 3... Nf6?! { (-0.86 → -0.36) Inaccuracy. Best move was b5. } (3... b5) 4. c4 dxc4?! { (-0.59 → -0.09) Inaccuracy. Best move was c5. } (4... c5 5. cxd5 exd5 6. d4 c4 7. Bc2 Bd6 8. Nf3 Nc6 9. Nc3 O-O 10. O-O Re8 11. b3) 5. Bxc4 Nc6?! { (-0.60 → 0.29) Inaccuracy. Best move was c5. } (5... c5 6. Nf3) 6. d4?! { (0.29 → -0.46) Inaccuracy. Best move was Nf3. } (6. Nf3 Bd6 7. O-O e5 8. d3 Na5 9. Nbd2 O-O 10. h3 a6 11. a4 c6 12. Ba2 c5) 6... Na5?! { (-0.46 → 0.38) Inaccuracy. Best move was Bd6. } (6... Bd6 7. Nf3) 7. Bb5+?! { (0.38 → -0.13) Inaccuracy. Best move was Qa4+. } (7. Qa4+ Nc6) 7... c6 8. Ba4? { (0.35 → -0.66) Mistake. Best move was Bd3. } (8. Bd3 c5 9. dxc5 Bxc5 10. Nf3 Nc6 11. O-O O-O 12. Nc3 b6 13. a3 a5 14. b3 Ba6) 8... Bb4+?! { (-0.66 → 0.00) Inaccuracy. Best move was b5. } (8... b5 9. Bc2 Bb7 10. Nf3 c5 11. O-O Rc8 12. dxc5 Qxd1 13. Bxd1 Bxc5 14. b3 O-O 15. Bb2) 9. Bd2 Be7 10. Nf3 b5?! { (-0.25 → 0.44) Inaccuracy. Best move was Nc4. } (10... Nc4 11. Bb3 Nxd2 12. Nbxd2 O-O 13. Rc1 Bd7 14. O-O c5 15. dxc5 Rc8 16. a4 Bc6 17. Nd4) 11. Bc2 b4? { (-0.20 → 0.91) Mistake. Best move was O-O. } (11... O-O 12. O-O) 12. Ne5? { (0.91 → -0.25) Mistake. Best move was a3. } (12. a3 b3 13. Bd3 O-O 14. O-O c5 15. Bc3 cxd4 16. Nxd4 Nd5 17. Bxa5 Qxa5 18. Nd2 Bd7) 12... Bd6? { (-0.25 → 0.89) Mistake. Best move was O-O. } (12... O-O 13. a3) 13. Ng4? { (0.89 → -0.71) Mistake. Best move was O-O. } (13. O-O O-O 14. a3 c5 15. axb4 cxb4 16. f4 Ba6 17. Rf3 Rc8 18. Rh3 h6 19. Bd3 Bxd3) 13... e5? { (-0.71 → 1.18) Mistake. Best move was Nxg4. } (13... Nxg4 14. Qxg4) 14. dxe5?? { (1.18 → -4.42) Blunder. Best move was Nxe5. } (14. Nxe5 O-O 15. O-O c5 16. a3 cxd4 17. exd4 b3 18. Bd3 Bxe5 19. dxe5 Qxd3 20. Bxa5 Qxd1) 14... Bxg4 15. f3? { (-3.78 → -5.87) Mistake. Best move was Qc1. } (15. Qc1 Bxe5 16. Bxb4 Nd5 17. Ba3 Nc4 18. O-O Nxa3 19. Nxa3 O-O 20. h3 Be6 21. Nc4 Bc7) 15... Bxe5 16. fxg4?! { (-5.47 → -6.03) Inaccuracy. Best move was Bc1. } (16. Bc1) 16... Nc4?? { (-6.03 → -2.24) Blunder. Best move was Bxb2. } (16... Bxb2 17. Bxb4 Nd5 18. Bc5 Bxa1 19. O-O Qc7 20. Qf3 Nb7 21. Qe4+ Qe5 22. Qxe5+ Bxe5 23. Ba4) 17. g5? { (-2.24 → -3.63) Mistake. Best move was Qe2. } (17. Qe2 Bxb2) 17... Bxb2 18. gxf6 Bxa1? { (-3.70 → -1.42) Mistake. Best move was Qxf6. } (18... Qxf6 19. Qg4 Nxd2 20. Nxd2 Bxa1 21. Qe4+ Qe6 22. Qxe6+ fxe6 23. Ke2 Bc3 24. Ne4 Ke7 25. Ba4) 19. fxg7 Bxg7?? { (-1.84 → 1.46) Blunder. Best move was Rg8. } (19... Rg8) 20. Bxb4?? { (1.46 → -3.86) Blunder. Best move was Qg4. } (20. Qg4) 20... Nxe3 21. Nd2?? { (-3.70 → -14.00) Blunder. Best move was Qxd8+. } (21. Qxd8+ Rxd8 22. Ba4 Kd7 23. Bd2 Rhe8 24. Bxe3 Rxe3+ 25. Kf2 Bd4 26. Rd1 Kc7 27. Kf1 Rde8) 21... Nxd1 22. Kxd1 Bh6? { (-13.31 → -7.07) Mistake. Best move was Qd4. } (22... Qd4 23. Re1+ Be5 24. Ba5 Qa1+ 25. Bb1 Rb8 26. Ke2 Bxh2 27. Bd3 Qb2 28. Kf1+ Kf8 29. Rd1) 23. Re1+ Kd7 24. Nc4?? { (-6.93 → -13.07) Blunder. Best move was Bf5+. } (24. Bf5+ Kc7) 24... Kc7+?? { (-13.07 → -6.66) Blunder. Best move was Qg5. } (24... Qg5 25. Bd2 Qg4+ 26. Kc1 Bxd2+ 27. Nxd2 Qxg2 28. Bd3 Qxh2 29. Re2 Qf4 30. Re4 Qf2 31. Kc2) 25. Bd2?? { (-6.66 → -13.16) Blunder. Best move was Bd6+. } (25. Bd6+) 25... Re8 26. Rf1 Bxd2 27. Bxh7?! { (-13.05 → Mate in 7) Checkmate is now unavoidable. Best move was Nxd2. } (27. Nxd2 Re7) 27... Bg5+ 28. Kc2 Re2+ 29. Kb3 Rb8+ 30. Ka4 Rbb2?! { (Mate in 3 → Mate in 6) Not the best checkmate sequence. Best move was Rxa2+. } (30... Rxa2+ 31. Na3 Qd4+ 32. Ka5 Rxa3#) 31. Nxb2 Qd4+ 32. Kb3 Rxb2+ 33. Ka3 Qb4# { Black wins by checkmate. } 0-1