lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/B7KLW8F2"] [Date "2021.01.20"] [Round "-"] [White "Damir_DJ"] [Black "bossul_2"] [Result "0-1"] [UTCDate "2021.01.20"] [UTCTime "17:43:36"] [WhiteElo "1678"] [BlackElo "1801"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+23"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C41"] [Opening "Philidor Defense #2"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Nf3 d6 { C41 Philidor Defense #2 } 3. Nc3 Nf6 4. d3?! { (0.54 → -0.13) Inaccuracy. Best move was d4. } (4. d4 exd4 5. Nxd4 Be7 6. Be2 O-O 7. Bf4 Nc6 8. Qd2 Nxd4) 4... g6 5. Nd5? { (0.13 → -1.16) Mistake. Best move was g3. } (5. g3 Bg7 6. Bg2 O-O 7. O-O c6 8. h3 Re8 9. Re1 Nbd7 10. a4 Nc5 11. d4 exd4) 5... Nxd5 6. exd5 Bg4? { (-1.10 → 0.21) Mistake. Best move was Bg7. } (6... Bg7) 7. h3 Bxf3?! { (-0.18 → 0.55) Inaccuracy. Best move was Bd7. } (7... Bd7) 8. Qxf3 Bg7?! { (0.00 → 0.50) Inaccuracy. Best move was Nd7. } (8... Nd7 9. h4 Qe7 10. h5 O-O-O 11. Be3 Kb8 12. O-O-O Bg7 13. h6 Bf6 14. Qg4 Nb6 15. c4) 9. d4? { (0.50 → -1.28) Mistake. Best move was h4. } (9. h4) 9... O-O? { (-1.28 → 0.02) Mistake. Best move was exd4. } (9... exd4) 10. dxe5 Bxe5 11. Bf4? { (0.09 → -1.80) Mistake. Best move was c3. } (11. c3 Qe7 12. Be2 Nd7 13. Bh6 Bg7 14. Be3 f5 15. g3 g5 16. O-O-O Ne5 17. Qh5 f4) 11... Bxb2?! { (-1.80 → -0.85) Inaccuracy. Best move was Bxf4. } (11... Bxf4 12. Qxf4) 12. Rb1 Re8+?! { (-1.26 → -0.61) Inaccuracy. Best move was Bg7. } (12... Bg7 13. h4) 13. Kd1?! { (-0.61 → -1.44) Inaccuracy. Best move was Be2. } (13. Be2) 13... Qe7?? { (-1.44 → 2.13) Blunder. Best move was Bg7. } (13... Bg7 14. Bb5) 14. Qe2?? { (2.13 → -1.79) Blunder. Best move was Bb5. } (14. Bb5) 14... Be5 15. Bxe5? { (-1.33 → -2.50) Mistake. Best move was Bd2. } (15. Bd2) 15... dxe5 16. Rxb7?! { (-2.28 → -3.10) Inaccuracy. Best move was h4. } (16. h4 Nd7 17. h5 g5 18. Ke1 h6 19. Rh3 Rad8 20. Qc4 e4 21. Qb4 Nc5 22. Bb5 Rf8) 16... Qa3?? { (-3.10 → 0.00) Blunder. Best move was Nd7. } (16... Nd7 17. Qe3) 17. Rxc7 Qb2?! { (-0.43 → 0.24) Inaccuracy. Best move was Nd7. } (17... Nd7) 18. Qf3 Qb1+ 19. Kd2 Qb4+ 20. c3?! { (0.65 → 0.00) Inaccuracy. Best move was Qc3. } (20. Qc3 Qf4+ 21. Qe3 Qa4 22. d6 Qb4+ 23. Kc1 Qxd6 24. Qc5 Qxc5 25. Rxc5 Nd7 26. Rc7 Nb6) 20... Qb2+ 21. Kd3?? { (0.00 → -19.97) Blunder. Best move was Ke1. } (21. Ke1 Qb1+ 22. Kd2 Qb2+) 21... Qb5+?? { (-19.97 → 0.84) Blunder. Best move was e4+. } (21... e4+) 22. c4?? { (0.84 → -4.38) Blunder. Best move was Kc2. } (22. Kc2) 22... Qb1+ 23. Kd2 Qxa2+ 24. Kc3?? { (-3.88 → -10.00) Blunder. Best move was Kc1. } (24. Kc1 Qa1+) 24... Qa5+ 25. Kb3?! { (-9.21 → -13.48) Inaccuracy. Best move was Kc2. } (25. Kc2) 25... Qxc7 26. Be2 Na6 27. c5 Nxc5+ 28. Kb4?! { (-23.98 → Mate in 7) Checkmate is now unavoidable. Best move was Ka2. } (28. Ka2 Na4) 28... Rab8+ 29. Kc4 e4?! { (Mate in 3 → Mate in 7) Not the best checkmate sequence. Best move was Ne4+. } (29... Ne4+ 30. Kd3 Qc3+ 31. Kxe4 Qd4#) 30. Qf6 Ne6# { Black wins by checkmate. } 0-1