lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/UgVhRyex"] [Date "2020.11.16"] [Round "-"] [White "Lucadita"] [Black "dragutraisa"] [Result "0-1"] [UTCDate "2020.11.16"] [UTCTime "17:22:15"] [WhiteElo "1916"] [BlackElo "2175"] [WhiteRatingDiff "-5"] [BlackRatingDiff "+7"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A40"] [Opening "Mikenas Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4 Nc6?! { (0.15 → 0.67) Inaccuracy. Best move was d5. } { A40 Mikenas Defense } (1... d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. Bg5 O-O 6. e3) 2. g3?! { (0.67 → 0.00) Inaccuracy. Best move was d5. } (2. d5 Ne5 3. f4 Ng6 4. Nc3 e6 5. dxe6 fxe6 6. h4 Bb4) 2... d5 3. Bg2 Bf5 4. a3?! { (0.72 → 0.16) Inaccuracy. Best move was Nf3. } (4. Nf3) 4... Nf6 5. Nf3 h6?! { (-0.13 → 0.59) Inaccuracy. Best move was e6. } (5... e6 6. c4) 6. O-O e6 7. b3?! { (0.64 → -0.19) Inaccuracy. Best move was c4. } (7. c4 Be7 8. cxd5 exd5 9. Bf4 O-O 10. Nc3 Ne4 11. Rc1 Nxc3 12. Rxc3 Be4 13. h4 Bd6) 7... Bd6?! { (-0.19 → 0.48) Inaccuracy. Best move was Ne7. } (7... Ne7 8. c4 g5 9. Nc3 Bg7 10. Bb2 c6 11. Nd2 Qc7 12. e4 dxe4 13. Ndxe4 O-O-O 14. Nxf6) 8. Bb2?! { (0.48 → -0.03) Inaccuracy. Best move was c4. } (8. c4 O-O 9. Nc3 Qd7 10. e3 Rad8 11. Ne1 dxc4 12. bxc4 e5 13. Nd5 Be7 14. Nd3 Bg4) 8... a6?! { (-0.03 → 0.74) Inaccuracy. Best move was Ne7. } (8... Ne7) 9. Nbd2?! { (0.74 → 0.21) Inaccuracy. Best move was c4. } (9. c4) 9... O-O 10. c4?! { (0.56 → 0.01) Inaccuracy. Best move was Ne5. } (10. Ne5 Bxe5 11. dxe5 Ne4 12. Rc1 a5 13. Nf3 b5 14. c4 dxc4 15. bxc4 Qxd1 16. Rfxd1 b4) 10... Ne4?! { (0.01 → 0.63) Inaccuracy. Best move was b5. } (10... b5) 11. Ne5?! { (0.63 → -0.31) Inaccuracy. Best move was e3. } (11. e3 Bg4) 11... Qg5? { (-0.31 → 1.63) Mistake. Best move was Bxe5. } (11... Bxe5) 12. Nxc6? { (1.63 → -0.87) Mistake. Best move was Ndf3. } (12. Ndf3 Qd8 13. Nxc6 bxc6 14. c5 Be7 15. Ne5 Bg5 16. e3 h5 17. Re1 Bf6 18. f3 Ng5) 12... Qxd2 13. Qxd2? { (-0.42 → -1.65) Mistake. Best move was Bxe4. } (13. Bxe4 Qxd1 14. Rfxd1 Bxe4 15. Nb4 a5 16. Nd3 a4 17. c5 Be7 18. f3 Bf5 19. b4 g5) 13... Nxd2 14. Rfd1?? { (-1.54 → -4.55) Blunder. Best move was Na5. } (14. Na5) 14... Nxb3 15. Ne5 Nxa1 16. Rxa1?! { (-4.12 → -5.03) Inaccuracy. Best move was Bxa1. } (16. Bxa1 f6) 16... c6? { (-5.03 → -3.78) Mistake. Best move was Bxe5. } (16... Bxe5) 17. cxd5?! { (-3.78 → -4.48) Inaccuracy. Best move was c5. } (17. c5 Bc7 18. a4 f6 19. Nf3 Ba5 20. Bc1 Kf7 21. h3 g5 22. Bd2 Bxd2 23. Nxd2 a5) 17... exd5 18. Rc1?! { (-4.08 → -4.74) Inaccuracy. Best move was g4. } (18. g4) 18... f6 19. Nf3 g5 20. Rc3?! { (-4.22 → -4.95) Inaccuracy. Best move was Nd2. } (20. Nd2) 20... Rfe8 21. e3 Rac8 22. Rb3?! { (-4.33 → -4.83) Inaccuracy. Best move was h3. } (22. h3) 22... b5 23. Nd2? { (-4.39 → -5.55) Mistake. Best move was Ne1. } (23. Ne1 Kg7 24. Bf1 a5 25. Nd3 h5 26. Nc5 a4 27. Rb4 g4 28. Bc3 h4 29. Rb2 hxg3) 23... a5 24. Rc3? { (-5.15 → -7.37) Mistake. Best move was e4. } (24. e4 Be6) 24... b4 25. axb4?! { (-7.20 → -7.99) Inaccuracy. Best move was Rc1. } (25. Rc1 bxa3 26. Ba1 Bb4 27. Nf1 Kg7 28. h3 h5 29. Nh2 Bd2 30. Rd1 Rb8 31. Nf1 Bb4) 25... Bxb4 26. Rc1?! { (-7.72 → -8.46) Inaccuracy. Best move was e4. } (26. e4 dxe4) 26... Bxd2 27. Rd1 Bb4 28. Ra1 Rb8 29. Ba3? { (-8.32 → -13.56) Mistake. Best move was h3. } (29. h3 Kf7 30. Bf3 Bg6 31. Kg2 h5 32. Be2 h4 33. gxh4 gxh4 34. Bg4 Rg8 35. e4 dxe4) 29... Bxa3 30. Rxa3?! { (-12.46 → Mate in 4) Checkmate is now unavoidable. Best move was h4. } (30. h4 Rb1+) 30... Rb1+ 31. Bf1 Bh3 32. f4 Rxf1# { Black wins by checkmate. } 0-1