lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/p4uYZwGb"] [Date "2021.01.21"] [Round "-"] [White "Ionut2012"] [Black "luticbogdan22222"] [Result "0-1"] [UTCDate "2021.01.21"] [UTCTime "17:03:49"] [WhiteElo "1135"] [BlackElo "2015"] [WhiteRatingDiff "+0"] [BlackRatingDiff "+1"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A40"] [Opening "Horwitz Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4 e6 { A40 Horwitz Defense } 2. e3 Nf6 3. c3?! { (0.42 → -0.30) Inaccuracy. Best move was Nf3. } (3. Nf3 d5 4. Bd3 c5 5. O-O Nc6 6. b3 cxd4 7. exd4 Be7) 3... c5?! { (-0.30 → 0.33) Inaccuracy. Best move was d5. } (3... d5 4. Nd2) 4. dxc5? { (0.33 → -0.73) Mistake. Best move was Nf3. } (4. Nf3 d5 5. Nbd2 Nc6 6. Bd3 Bd6 7. O-O O-O 8. h3 Bd7 9. e4 cxd4 10. cxd4 Nb4) 4... Bxc5 5. Bd3? { (-0.13 → -1.29) Mistake. Best move was Nf3. } (5. Nf3 d5 6. Nbd2 Nc6 7. b4 Be7 8. a3 e5 9. b5 e4 10. bxc6 exf3 11. cxb7 fxg2) 5... O-O? { (-1.29 → -0.11) Mistake. Best move was e5. } (5... e5) 6. Ne2?! { (-0.11 → -0.98) Inaccuracy. Best move was Nf3. } (6. Nf3 d5) 6... d5 7. O-O b6?! { (-1.25 → -0.39) Inaccuracy. Best move was Nc6. } (7... Nc6) 8. b4?! { (-0.39 → -1.09) Inaccuracy. Best move was Ng3. } (8. Ng3) 8... Bd6 9. a3?! { (-0.59 → -1.53) Inaccuracy. Best move was Nd2. } (9. Nd2 Nc6) 9... Nc6?! { (-1.53 → -0.87) Inaccuracy. Best move was Qc7. } (9... Qc7 10. f4 e5 11. Nd2 Nbd7 12. h3 a6 13. a4 Bb7 14. a5 Rfe8 15. Nb3 b5 16. g4) 10. f4 e5?! { (-1.33 → -0.83) Inaccuracy. Best move was a5. } (10... a5 11. b5 Ne7 12. Nd2 Bb7 13. Nf3 Rc8 14. Ned4 Rxc3 15. Bb2 Rc7 16. Qe2 Ne4 17. Ne5) 11. Rf3?? { (-0.83 → -5.65) Blunder. Best move was Nd2. } (11. Nd2 Qe8 12. Kh1 a5 13. Bb5 Bd7 14. Nc4 Bc7 15. Bxc6 Bxc6 16. Nxe5 Bb5 17. Nf3 Bc4) 11... e4 12. Rh3?? { (-5.15 → -8.46) Blunder. Best move was Rf1. } (12. Rf1 exd3) 12... Bxh3? { (-8.46 → -6.97) Mistake. Best move was exd3. } (12... exd3 13. Qxd3) 13. gxh3? { (-6.97 → -8.32) Mistake. Best move was Bc2. } (13. Bc2 Be6 14. c4 dxc4 15. Nbc3 a5 16. b5 Ne7 17. Bxe4 Nxe4 18. Nxe4 Bc7 19. Qe1 Qd7) 13... exd3 14. Nd4? { (-8.05 → -10.38) Mistake. Best move was Qxd3. } (14. Qxd3 a5) 14... Nxd4 15. exd4 Ne4 16. Qxd3 Qf6 17. Be3 Bxf4 18. Bxf4 Qxf4 19. Nd2 Qf2+ 20. Kh1 Nxd2 21. Rf1?! { (-13.45 → Mate in 4) Checkmate is now unavoidable. Best move was Qg3. } (21. Qg3 Ne4) 21... Nxf1 22. Qb5 Qxh2# { Black wins by checkmate. } 0-1