lichess dev

[Event "sofia Arena"] [Site "http://chess-academy.net/hsmqE5VA"] [Date "2020.03.24"] [Round "-"] [White "NicolaiPislari"] [Black "AndreiCernen"] [Result "0-1"] [UTCDate "2020.03.24"] [UTCTime "17:39:02"] [WhiteElo "1058"] [BlackElo "1448"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+6"] [Variant "Standard"] [TimeControl "120+1"] [ECO "A40"] [Opening "Horwitz Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4 e6 { A40 Horwitz Defense } 2. f3? { (0.38 → -0.82) Mistake. Best move was e4. } (2. e4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 c5 6. O-O c4) 2... Na6? { (-0.82 → 0.69) Mistake. Best move was c5. } (2... c5 3. e3) 3. b3? { (0.69 → -0.64) Mistake. Best move was e4. } (3. e4 d5) 3... Bb4+? { (-0.64 → 0.76) Mistake. Best move was c5. } (3... c5 4. e3 cxd4 5. exd4 Bd6 6. g3 Nb4 7. Ne2 Ne7 8. c4 O-O 9. Bg2 Nf5 10. O-O) 4. c3 Bd6?! { (0.01 → 0.77) Inaccuracy. Best move was Be7. } (4... Be7) 5. Nh3 Qh4+? { (0.31 → 1.40) Mistake. Best move was Ne7. } (5... Ne7 6. e4) 6. g3?! { (1.40 → 0.77) Inaccuracy. Best move was Nf2. } (6. Nf2 e5) 6... Bxg3+? { (0.77 → 3.64) Mistake. Best move was Qd8. } (6... Qd8 7. e4) 7. Nf2?? { (3.64 → -7.66) Blunder. Best move was hxg3. } (7. hxg3 Qxg3+) 7... Bxf2+ 8. Kd2 Qf4+? { (-7.60 → -4.71) Mistake. Best move was Bxd4. } (8... Bxd4) 9. e3?? { (-4.71 → -8.05) Blunder. Best move was Kc2. } (9. Kc2 Be3 10. Bxe3 Qxe3 11. Kb2 Ne7 12. Na3 O-O 13. h4 d5 14. Nc2 Qf2 15. e4 Bd7) 9... Bxe3+ 10. Kd3? { (-7.68 → -12.17) Mistake. Best move was Kc2. } (10. Kc2 Bxc1 11. Qxc1 Qxf3 12. Bd3 Nf6 13. Nd2 Qe3 14. Qg1 Qxg1 15. Rhxg1 O-O 16. Bxa6 bxa6) 10... Nc5+? { (-12.17 → -7.92) Mistake. Best move was Bxc1. } (10... Bxc1 11. Kc2 Be3 12. Bxa6 bxa6 13. Qe2 Ne7 14. Na3 Bb7 15. Rhf1 Nf5 16. Kb2 d5 17. Nc2) 11. Kc4? { (-7.92 → Mate in 4) Checkmate is now unavoidable. Best move was Kc2. } (11. Kc2 Bxc1 12. Qxc1 Qxf3 13. Bc4 Ne4 14. Qf1 Qxf1 15. Rxf1 Ne7 16. Nd2 Nxd2 17. Kxd2 d5) 11... b5+?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was d5+. } (11... d5+ 12. Kb5 a5 13. dxc5 Bd7+ 14. c6 Bxc6#) 12. Kxc5 Ba6?! { (Mate in 4 → Mate in 7) Not the best checkmate sequence. Best move was Qg5+. } (12... Qg5+ 13. Kb4 a5+ 14. Ka3 Bxc1+ 15. Qxc1 Qxc1#) 13. Ba3 Qf5+?! { (Mate in 1 → -12.72) Lost forced checkmate sequence. Best move was Qd6#. } (13... Qd6#) 14. Kb4 c5+ 15. Ka5 Bf4?? { (-9.87 → -4.37) Blunder. Best move was cxd4. } (15... cxd4) 16. Kxa6 Qd5? { (-5.33 → -4.13) Mistake. Best move was b4. } (16... b4 17. Ka5 bxa3 18. Qd3 Qf6 19. dxc5 Ne7 20. Nd2 d5 21. Ka4 O-O 22. Kxa3 Rfc8 23. Kb2) 17. Kxb5?? { (-4.13 → Mate in 3) Checkmate is now unavoidable. Best move was Bxc5. } (17. Bxc5 Rb8 18. Ka5 Ne7 19. Kb4 d6 20. Bxa7 Qa8 21. a4 Qxa7 22. Ka3 bxa4 23. b4 Nd5) 17... cxd4+?? { (Mate in 3 → -0.40) Lost forced checkmate sequence. Best move was Qc6+. } (17... Qc6+ 18. Kc4 Qa6+ 19. Kxc5 Bd6#) 18. Ka6?? { (-0.40 → Mate in 3) Checkmate is now unavoidable. Best move was Ka4. } (18. Ka4 Rb8 19. b4 Ne7 20. Qxd4 Qxf3 21. Rg1 Be5 22. Qd3 Qf2 23. Rg2 Qh4 24. Rg3 Nd5) 18... Qd6+?? { (Mate in 3 → 12.89) Lost forced checkmate sequence. Best move was Qc6+. } (18... Qc6+ 19. Ka5 Bc7+ 20. Kb4 a5#) 19. Kb5?? { (12.89 → Mate in 3) Checkmate is now unavoidable. Best move was Bxd6. } (19. Bxd6) 19... Qc6+ 20. Kb4 Qb6+?? { (Mate in 1 → -0.91) Lost forced checkmate sequence. Best move was a5#. } (20... a5#) 21. Kc4?? { (-0.91 → Mate in 4) Checkmate is now unavoidable. Best move was Ka4. } (21. Ka4 Rb8 22. b4 Be3 23. Nd2 Ne7 24. Nc4 Qc6+ 25. Kb3 Nd5 26. Qd3 Nf4 27. Qc2 O-O) 21... d5+?? { (Mate in 4 → -2.04) Lost forced checkmate sequence. Best move was Qa6+. } (21... Qa6+ 22. Kxd4 e5+ 23. Kc5 Qc6+ 24. Kb4 a5#) 22. Kd3 Qb5+?? { (-2.76 → 3.69) Blunder. Best move was Ne7. } (22... Ne7 23. Kc2 Nf5 24. Kb2 Rc8 25. Qd3 Rc4 26. Be2 Kd7 27. cxd4 Nxd4 28. Nc3 Rhc8 29. Rac1) 23. Kxd4?? { (3.69 → Mate in 1) Checkmate is now unavoidable. Best move was Kc2. } (23. Kc2 d3+) 23... e5# { Black wins by checkmate. } 0-1