lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/lx3msKUW"] [Date "2021.01.10"] [Round "-"] [White "Lucadita1"] [Black "ALEX"] [Result "1-0"] [UTCDate "2021.01.10"] [UTCTime "17:10:45"] [WhiteElo "1890"] [BlackElo "1329"] [WhiteRatingDiff "+1"] [BlackRatingDiff "-1"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D00"] [Opening "Queen's Pawn Game"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4 d5 { D00 Queen's Pawn Game } 2. g3?! { (0.53 → -0.05) Inaccuracy. Best move was c4. } (2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. e3 O-O 6. Be2 Nbd7) 2... e5? { (-0.05 → 1.16) Mistake. Best move was c5. } (2... c5 3. Nf3 cxd4 4. Bg2 Nf6 5. O-O e6 6. Nxd4 e5 7. Nb3 Be7 8. c4 d4 9. f4) 3. dxe5 Bb4+?! { (0.79 → 1.30) Inaccuracy. Best move was Nc6. } (3... Nc6 4. Bg2 Nxe5 5. Qxd5 Qxd5 6. Bxd5 Nf6 7. Bg2 Nc6 8. Bxc6+ bxc6 9. Nf3 Bf5 10. Nc3) 4. c3 Bc5 5. Bg2 c6?! { (0.87 → 1.65) Inaccuracy. Best move was Ne7. } (5... Ne7 6. Nf3 O-O 7. O-O Ng6 8. c4 dxc4 9. Nbd2 c3 10. bxc3 Nc6 11. Nb3 Be7 12. Bf4) 6. Nf3 Bf5?! { (1.28 → 2.00) Inaccuracy. Best move was Ne7. } (6... Ne7) 7. O-O Bxb1? { (1.59 → 3.29) Mistake. Best move was Ne7. } (7... Ne7 8. Nd4 Bg6 9. Nd2 Nd7 10. N2f3 O-O 11. Bh3 h6 12. a4 Bb6 13. e6 Bxd4 14. Nxd4) 8. Rxb1 Nd7?! { (3.37 → 3.93) Inaccuracy. Best move was h6. } (8... h6 9. Bh3 Ne7 10. b4 Bb6 11. Qc2 O-O 12. c4 Qe8 13. a4 Ng6 14. cxd5 cxd5 15. a5) 9. b3? { (3.93 → 2.58) Mistake. Best move was c4. } (9. c4 Ne7 10. b4 Bb6 11. Bh3 h6 12. cxd5 Nxd5 13. Qc2 Qe7 14. b5 Nc5 15. e4 Nc7) 9... Nb6? { (2.58 → 4.61) Mistake. Best move was Ne7. } (9... Ne7 10. c4 Nf8 11. b4 Bb6 12. cxd5 cxd5 13. Qb3 Ne6 14. Rd1 O-O 15. a4 Qd7 16. Bb2) 10. Bb2? { (4.61 → 3.22) Mistake. Best move was Bh3. } (10. Bh3) 10... f6?! { (3.22 → 3.76) Inaccuracy. Best move was Qd7. } (10... Qd7 11. c4) 11. exf6? { (3.76 → 2.46) Mistake. Best move was Nd4. } (11. Nd4 Bxd4) 11... Nxf6 12. c4 dxc4 13. bxc4?! { (2.81 → 1.88) Inaccuracy. Best move was Qc2. } (13. Qc2 O-O) 13... Nxc4? { (1.88 → 4.60) Mistake. Best move was Qxd1. } (13... Qxd1 14. Rfxd1 O-O 15. Ne5 Na4 16. Ba1 Bb6 17. e3 Rad8 18. Rxd8 Rxd8 19. Bd4 Nd7 20. Nd3) 14. Bc3?? { (4.60 → 1.28) Blunder. Best move was Qc2. } (14. Qc2) 14... Qxd1 15. Rfxd1? { (1.75 → 0.29) Mistake. Best move was Rbxd1. } (15. Rbxd1) 15... Na3?? { (0.29 → 5.21) Blunder. Best move was Bxf2+. } (15... Bxf2+ 16. Kh1 Ne4 17. Bxg7 Be3 18. Bh3 Nf2+ 19. Kg2 Nxd1 20. Bxh8 Bb6 21. Bd4 Nde3+ 22. Kf2) 16. Rxb7 Nd7?? { (4.81 → 15.70) Blunder. Best move was O-O. } (16... O-O 17. Rc1 Bb6 18. Bb4 Nb5 19. Bxf8 Rxf8 20. Rxc6 Rd8 21. e3 Nd6 22. Re7 Kf8 23. Re6) 17. Rdxd7 O-O?! { (15.14 → Mate in 3) Checkmate is now unavoidable. Best move was Rd8. } (17... Rd8 18. Rxd8+ Kxd8 19. Rb8+ Kc7 20. Rxh8 Kb6 21. Bxg7 Bd6 22. Rxh7 Nc4 23. Nd4 c5 24. Bd5) 18. Rxg7+ Kh8 19. Rg6+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Rxh7+. } (19. Rxh7+ Kg8 20. Rbg7#) 19... Bd4 20. Bxd4+ Rf6 21. Bxf6# { White wins by checkmate. } 1-0