lichess dev

[Event "campion Arena"] [Site "http://chess-academy.net/dEdaWul5"] [Date "2020.05.24"] [Round "-"] [White "Hesse06"] [Black "FRoman"] [Result "1-0"] [UTCDate "2020.05.24"] [UTCTime "16:10:18"] [WhiteElo "1643"] [BlackElo "1595"] [WhiteRatingDiff "+37"] [BlackRatingDiff "-11"] [Variant "Standard"] [TimeControl "300+0"] [ECO "C46"] [Opening "Four Knights Game: Italian Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Bc4 Nf6 3. Nc3 Nc6?! { (-0.19 → 0.36) Inaccuracy. Best move was Bc5. } (3... Bc5 4. Nf3 d6 5. O-O O-O 6. a4 a5 7. d3 c6 8. h3) 4. Nf3 { C46 Four Knights Game: Italian Variation } d6? { (0.00 → 1.17) Mistake. Best move was Bc5. } (4... Bc5 5. d3 O-O 6. O-O h6 7. Na4 Be7 8. Nc3 Bc5) 5. d4?! { (1.17 → 0.22) Inaccuracy. Best move was Ng5. } (5. Ng5 d5 6. exd5 Na5 7. Bb5+ c6 8. dxc6 bxc6 9. Bd3 Ng4 10. Nge4 f5 11. Be2 Nf6) 5... exd4?! { (0.22 → 0.73) Inaccuracy. Best move was Bg4. } (5... Bg4 6. Be3) 6. Nxd4 Nxd4?! { (0.26 → 1.00) Inaccuracy. Best move was Be7. } (6... Be7 7. O-O) 7. Qxd4 c5? { (0.39 → 1.44) Mistake. Best move was Be7. } (7... Be7 8. Bf4 O-O 9. O-O-O a6 10. e5 dxe5 11. Qxe5 Bd6 12. Qd4 b5 13. Bxd6 cxd6 14. Bb3) 8. Qd1?! { (1.44 → 0.89) Inaccuracy. Best move was Qd3. } (8. Qd3 Be7 9. Bf4 O-O 10. Rd1 Qb6 11. O-O Rd8 12. b3 Be6 13. Rfe1 Bxc4 14. Qxc4 a6) 8... Qe7? { (0.89 → 2.20) Mistake. Best move was Be7. } (8... Be7) 9. O-O?! { (2.20 → 1.55) Inaccuracy. Best move was Bg5. } (9. Bg5 h6 10. Bxf6 Qxf6 11. Bb5+ Kd8 12. O-O a6 13. Bc4 b5 14. Bd5 Ra7 15. Bc6 Be6) 9... Bg4? { (1.55 → 2.62) Mistake. Best move was Be6. } (9... Be6) 10. f3? { (2.62 → 1.51) Mistake. Best move was Qd3. } (10. Qd3 O-O-O) 10... Be6 11. Bxe6? { (1.95 → 0.93) Mistake. Best move was Bb5+. } (11. Bb5+ Bd7) 11... Qxe6?! { (0.93 → 1.70) Inaccuracy. Best move was fxe6. } (11... fxe6 12. Qe2) 12. Nd5 Nxd5?! { (1.22 → 1.79) Inaccuracy. Best move was O-O-O. } (12... O-O-O 13. Bg5 Be7 14. Bxf6 Bxf6 15. c3 g5 16. a4 Kb8 17. a5 Be5 18. Qd3 h5 19. b4) 13. Qxd5? { (1.79 → -0.15) Mistake. Best move was exd5. } (13. exd5 Qf6) 13... Qd7? { (-0.15 → 1.61) Mistake. Best move was Qxd5. } (13... Qxd5 14. exd5) 14. Bf4 Rc8?! { (1.69 → 2.41) Inaccuracy. Best move was O-O-O. } (14... O-O-O 15. Rad1) 15. c4?! { (2.41 → 1.44) Inaccuracy. Best move was Rad1. } (15. Rad1) 15... Be7 16. Rfd1 g5? { (1.37 → 2.49) Mistake. Best move was O-O. } (16... O-O 17. Bg3 Qa4 18. Qxb7 Bf6 19. Qb3 Bd4+ 20. Bf2 Qxb3 21. axb3 Bxb2 22. Rxa7 Ra8 23. Rxa8) 17. Bxd6 Bxd6?! { (2.03 → 2.66) Inaccuracy. Best move was Qxd6. } (17... Qxd6 18. Qxd6 Bxd6 19. Rxd6 Rc6 20. Rd5 h6 21. Re5+ Kf8 22. Rd1 Rc7 23. Kf2 Kg7 24. Rd6) 18. Qxd6?! { (2.66 → 2.03) Inaccuracy. Best move was e5. } (18. e5 Qe6 19. exd6 Qxd5 20. Rxd5 Kd7 21. Rxg5 Rc6 22. Re1 Rxd6 23. Rxc5 Re8 24. Rc7+ Kxc7) 18... Qa4?? { (2.03 → Mate in 6) Checkmate is now unavoidable. Best move was Qxd6. } (18... Qxd6 19. Rxd6 Ke7 20. Rad1 Rcd8 21. Rxd8 Rxd8 22. Rxd8 Kxd8 23. Kf2 Ke7 24. Kg3 Kf6 25. h4) 19. b3? { (Mate in 6 → 9.71) Lost forced checkmate sequence. Best move was Rd5. } (19. Rd5 Qxc4 20. Rad1 Qxd5 21. Rxd5 f6 22. Qe6+ Kf8 23. Rd7 c4 24. Qf7#) 19... Qa5? { (9.71 → Mate in 6) Checkmate is now unavoidable. Best move was Qc6. } (19... Qc6 20. Qe5+ Qe6 21. Qxh8+ Ke7 22. Qxh7 Qe5 23. Qh3 Rd8 24. Rab1 Rd4 25. Qc8 b6 26. Qb7+) 20. Qd7+?! { (Mate in 6 → 11.50) Lost forced checkmate sequence. Best move was Qe5+. } (20. Qe5+ Kf8 21. Rd7 Qe1+ 22. Rxe1 Rg8 23. Qe7+ Kg7 24. Qxf7+ Kh6 25. Qxh7#) 20... Kf8 21. Qxc8+ Kg7 22. Qf5 f6?! { (10.97 → Mate in 4) Checkmate is now unavoidable. Best move was Qb6. } (22... Qb6 23. Qxg5+) 23. Rd7+ Kh6 24. Rd6?! { (Mate in 3 → Mate in 6) Not the best checkmate sequence. Best move was Qxf6+. } (24. Qxf6+ Kh5 25. g4+ Kh4 26. Qh6#) 24... Rf8 25. Rxf6+ Rxf6 26. Qxf6+ Kh5 27. g4+ Kh4 28. Qh6# { White wins by checkmate. } 1-0