lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/B9tQEIXm"] [Date "2020.11.15"] [Round "-"] [White "Tabacarum"] [Black "dragutraisa"] [Result "0-1"] [UTCDate "2020.11.15"] [UTCTime "17:00:10"] [WhiteElo "1557"] [BlackElo "2130"] [WhiteRatingDiff "+0"] [BlackRatingDiff "+2"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B01"] [Opening "Scandinavian Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 d5?! { (0.12 → 0.81) Inaccuracy. Best move was e6. } { B01 Scandinavian Defense } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. d3? { (0.81 → -0.55) Mistake. Best move was exd5. } (2. exd5 Nf6 3. Nf3 Nxd5 4. d4 c5 5. c4 Nf6 6. d5 e6) 2... e5?! { (-0.55 → 0.26) Inaccuracy. Best move was dxe4. } (2... dxe4 3. dxe4) 3. Nf3?! { (0.26 → -0.25) Inaccuracy. Best move was exd5. } (3. exd5 Qxd5 4. Nc3 Bb4 5. Nf3 Nc6 6. Bd2 Qe6 7. Be2 Nf6) 3... Nc6 4. exd5 Qxd5 5. c4? { (0.17 → -0.91) Mistake. Best move was Nc3. } (5. Nc3 Qd8 6. Be2 Nf6 7. O-O Be7 8. Be3 O-O 9. h3 Re8 10. Re1 h6 11. d4 exd4) 5... Bb4+? { (-0.91 → 0.29) Mistake. Best move was Qd8. } (5... Qd8 6. Nc3 Nge7 7. Be2 Nf5 8. O-O Be7 9. a3 a5 10. Nd5 O-O 11. Bd2 Nfd4 12. Nxd4) 6. Nc3 Qa5? { (-0.20 → 0.97) Mistake. Best move was Qd8. } (6... Qd8 7. a3 Bc5 8. b4 Bd4 9. Bb2 Nf6 10. Be2 O-O 11. O-O a6 12. Nxd4 Nxd4 13. Bf3) 7. a3? { (0.97 → -0.99) Mistake. Best move was Bd2. } (7. Bd2) 7... Bxc3+ 8. Bd2?? { (-0.44 → -5.31) Blunder. Best move was bxc3. } (8. bxc3 Qxc3+ 9. Bd2 Qb2 10. Be2 Nf6 11. O-O O-O 12. Re1 Re8 13. Be3 e4 14. Qd2 Qxd2) 8... Bxd2+ 9. Nxd2?! { (-5.36 → -6.23) Inaccuracy. Best move was Qxd2. } (9. Qxd2 Qxd2+) 9... Nd4?! { (-6.23 → -5.51) Inaccuracy. Best move was Qb6. } (9... Qb6) 10. b4?! { (-5.51 → -6.11) Inaccuracy. Best move was Be2. } (10. Be2 Ne7 11. O-O O-O 12. Re1 Qb6 13. Nf3 Nec6 14. b4 Re8 15. b5 Nxf3+ 16. Bxf3 Nd4) 10... Qa6?! { (-6.11 → -5.21) Inaccuracy. Best move was Qb6. } (10... Qb6 11. Nb3 Nxb3 12. Qxb3 Ne7 13. Qb2 O-O 14. Be2 Qf6 15. d4 exd4 16. Rd1 Rd8 17. O-O) 11. b5? { (-5.21 → -6.59) Mistake. Best move was Nf3. } (11. Nf3) 11... Qa5?! { (-6.59 → -5.72) Inaccuracy. Best move was Qd6. } (11... Qd6) 12. h4? { (-5.72 → -7.21) Mistake. Best move was Be2. } (12. Be2 a6 13. O-O axb5 14. Re1 Ne7 15. Bf3 Ng6 16. cxb5 Qxb5 17. Rb1 Qa6 18. Be4 Nf4) 12... a6?! { (-7.21 → -6.66) Inaccuracy. Best move was Qc3. } (12... Qc3) 13. Be2 axb5 14. cxb5?! { (-6.54 → -7.31) Inaccuracy. Best move was O-O. } (14. O-O Ne7 15. Nb3 Nxb3 16. Qxb3 bxc4 17. dxc4 O-O 18. Bf3 Nf5 19. Be4 Nd4 20. Qb4 Rd8) 14... Qxb5? { (-7.31 → -6.31) Mistake. Best move was Ne7. } (14... Ne7) 15. Bf1? { (-6.31 → -9.14) Mistake. Best move was Nf3. } (15. Nf3 Qa5+) 15... Nf6 16. Rb1?! { (-8.59 → -9.36) Inaccuracy. Best move was a4. } (16. a4 Qd5) 16... Qa5 17. Ra1? { (-8.94 → -11.09) Mistake. Best move was Be2. } (17. Be2 Nd5 18. Bf3 Nc3 19. Nc4 Qa6 20. Qc1 Nxf3+ 21. gxf3 Nxb1 22. Qxb1 Be6 23. Qc1 Bxc4) 17... Nd5 18. f4 Ne3 19. Qc1 Nb3 20. Qd1 Nxd1 21. Kxd1?! { (-21.56 → Mate in 1) Checkmate is now unavoidable. Best move was Rxd1. } (21. Rxd1 exf4) 21... Qxd2# { Black wins by checkmate. } 0-1