lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/vyl9UAF4"] [Date "2020.12.30"] [Round "-"] [White "Lucadita1"] [Black "catana"] [Result "1-0"] [UTCDate "2020.12.30"] [UTCTime "17:22:40"] [WhiteElo "1788"] [BlackElo "1704"] [WhiteRatingDiff "+34"] [BlackRatingDiff "-9"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A40"] [Opening "Modern Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4 g6?! { (0.15 → 0.87) Inaccuracy. Best move was d5. } { A40 Modern Defense } (1... d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. Bg5 O-O 6. e3) 2. g3?! { (0.87 → 0.07) Inaccuracy. Best move was e4. } (2. e4 d6 3. c4 Nd7 4. Nf3 e5 5. d5 Bg7 6. Nc3 Ne7) 2... Bg7?! { (0.07 → 0.79) Inaccuracy. Best move was d5. } (2... d5 3. Bg2 Bg7 4. Nf3 Nf6 5. O-O O-O 6. Nbd2 c6 7. b3) 3. Bg2?! { (0.79 → -0.13) Inaccuracy. Best move was c4. } (3. c4 e6) 3... e6?! { (-0.13 → 0.63) Inaccuracy. Best move was d5. } (3... d5 4. Nf3 Nf6 5. O-O c6 6. c4 dxc4 7. a4 O-O 8. Na3 Na6 9. Nxc4 Be6 10. b3) 4. Nf3 d5 5. O-O Nc6 6. b3?! { (0.75 → 0.19) Inaccuracy. Best move was c3. } (6. c3 Nf6) 6... Qf6? { (0.19 → 1.42) Mistake. Best move was e5. } (6... e5 7. dxe5) 7. Bb2?! { (1.42 → 0.77) Inaccuracy. Best move was c3. } (7. c3 Qd8 8. Nbd2 Nf6 9. Ba3 Ne7 10. Qe1 b6 11. e4 Bb7 12. exd5 Bxd5 13. Qe2 c5) 7... Bd7?! { (0.77 → 1.61) Inaccuracy. Best move was Qd8. } (7... Qd8) 8. Nbd2 O-O-O 9. c4 Kb8 10. a3? { (1.86 → 0.28) Mistake. Best move was e4. } (10. e4 h5 11. b4 h4 12. b5 Nce7 13. Rc1 g5 14. cxd5 hxg3 15. fxg3 exd5 16. e5 Qb6) 10... Nge7? { (0.28 → 1.54) Mistake. Best move was g5. } (10... g5 11. e4 Nge7 12. Ne5 Be8 13. f4 h5 14. Qe2 gxf4 15. exd5 exd5 16. Rxf4 Qe6 17. Re1) 11. Qc2? { (1.54 → 0.32) Mistake. Best move was b4. } (11. b4) 11... h5?! { (0.32 → 1.23) Inaccuracy. Best move was g5. } (11... g5) 12. Rfe1? { (1.23 → -0.56) Mistake. Best move was h4. } (12. h4) 12... g5?! { (-0.56 → 0.00) Inaccuracy. Best move was h4. } (12... h4 13. b4 g5 14. b5 hxg3 15. fxg3 g4 16. bxc6 gxf3 17. Nxf3 Nxc6 18. e4 dxc4 19. e5) 13. cxd5? { (0.00 → -1.10) Mistake. Best move was e3. } (13. e3 h4 14. g4 h3 15. Bf1 e5 16. cxd5 Nxd5 17. Nxe5 Nxe5 18. dxe5 Qe7 19. f3 Bc6) 13... exd5 14. Ne5 Bc8? { (-0.92 → 0.36) Mistake. Best move was h4. } (14... h4) 15. e4?! { (0.36 → -0.23) Inaccuracy. Best move was Rac1. } (15. Rac1 h4) 15... h4 16. exd5 Nxd5? { (-0.33 → 1.66) Mistake. Best move was hxg3. } (16... hxg3 17. fxg3) 17. Ne4 Qd6?? { (1.19 → 14.15) Blunder. Best move was Qh6. } (17... Qh6 18. Nxf7) 18. Nxd6 cxd6 19. Nxc6+ bxc6 20. Qxc6 Ne7?! { (15.69 → Mate in 3) Checkmate is now unavoidable. Best move was Bb7. } (20... Bb7 21. Qb5) 21. Rxe7?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Qa8+. } (21. Qa8+ Kc7 22. Qxa7+ Bb7 23. Qxb7#) 21... Bb7 22. Qxb7# { White wins by checkmate. } 1-0