lichess dev

[Event "Teachers Arena"] [Site "http://chess-academy.net/fpgjgVXV"] [Date "2019.11.19"] [Round "-"] [White "ionelka"] [Black "Mariana"] [Result "1-0"] [UTCDate "2019.11.19"] [UTCTime "19:13:46"] [WhiteElo "1727"] [BlackElo "1572"] [WhiteRatingDiff "+13"] [BlackRatingDiff "-13"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C50"] [Opening "Italian Game: Giuoco Pianissimo, Normal"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 { C50 Italian Game: Giuoco Pianissimo, Normal } 5. Bb3?! { (0.55 → -0.29) Inaccuracy. Best move was c3. } (5. c3 O-O 6. b4 Be7 7. O-O d5 8. exd5 Nxd5 9. Re1 Be6) 5... a6?! { (-0.29 → 0.48) Inaccuracy. Best move was d6. } (5... d6 6. O-O O-O 7. h3 a5 8. c3 Be6 9. Nbd2 Re8 10. Re1 Bxb3 11. Qxb3 Qd7 12. a4) 6. c3 h6? { (-0.01 → 1.02) Mistake. Best move was O-O. } (6... O-O) 7. O-O? { (1.02 → 0.00) Mistake. Best move was d4. } (7. d4 exd4) 7... d6?! { (0.00 → 0.52) Inaccuracy. Best move was O-O. } (7... O-O 8. d4) 8. Bc2?! { (0.52 → -0.13) Inaccuracy. Best move was h3. } (8. h3 O-O) 8... Bg4 9. h3 Bxf3?! { (-0.05 → 0.87) Inaccuracy. Best move was Bh5. } (9... Bh5 10. Re1 O-O 11. Nbd2 Re8 12. Nf1 d5 13. Qe2 Bb6 14. Ng3 Bg6 15. Bb3 a5 16. a4) 10. Qxf3 Qe7?! { (0.34 → 1.07) Inaccuracy. Best move was O-O. } (10... O-O) 11. Qg3?! { (1.07 → 0.17) Inaccuracy. Best move was Nd2. } (11. Nd2) 11... Nh5?! { (0.17 → 1.04) Inaccuracy. Best move was g5. } (11... g5) 12. Qg4?! { (1.04 → 0.54) Inaccuracy. Best move was Qf3. } (12. Qf3 Nf6) 12... g6?! { (0.54 → 1.05) Inaccuracy. Best move was Nf6. } (12... Nf6 13. Qg3 Nh5 14. Qf3 Nf6 15. Nd2 a5 16. a4 O-O-O 17. Bb3 Kb8 18. Nc4 Qd7 19. Re1) 13. Nd2 Nf4 14. Nf3?! { (0.98 → 0.10) Inaccuracy. Best move was Qd1. } (14. Qd1) 14... Nxh3+?? { (0.10 → 5.71) Blunder. Best move was h5. } (14... h5) 15. Qxh3 h5?! { (5.26 → 5.97) Inaccuracy. Best move was Qd7. } (15... Qd7 16. Qh4) 16. Bg5? { (5.97 → 4.02) Mistake. Best move was Bb3. } (16. Bb3 a5 17. a4 Bb6 18. Bd2 h4 19. Qg4 Nd8 20. d4 Qd7 21. Qxd7+ Kxd7 22. dxe5 Ne6) 16... Qe6? { (4.02 → 5.74) Mistake. Best move was f6. } (16... f6) 17. Qh4 Nd8?? { (4.96 → 8.35) Blunder. Best move was Qg4. } (17... Qg4 18. Qh2) 18. Bb3?! { (8.35 → 7.66) Inaccuracy. Best move was d4. } (18. d4 Ba7) 18... Qd7? { (7.66 → 9.16) Mistake. Best move was Qg4. } (18... Qg4 19. Bxd8) 19. Bf6?! { (9.16 → 8.51) Inaccuracy. Best move was d4. } (19. d4 Bb6 20. dxe5 Ne6 21. Bf6 O-O 22. Rad1 Rae8 23. exd6 cxd6 24. Ne5 Qc8 25. Rxd6 Bc7) 19... Rg8?! { (8.51 → 9.33) Inaccuracy. Best move was O-O. } (19... O-O 20. d4) 20. Ng5? { (9.33 → 6.74) Mistake. Best move was d4. } (20. d4 Ne6) 20... Ne6? { (6.74 → 8.26) Mistake. Best move was Qg4. } (20... Qg4 21. Qxg4) 21. Rad1? { (8.26 → 7.23) Mistake. Best move was d4. } (21. d4) 21... Nxg5 22. Qxg5 a5? { (7.24 → 9.79) Mistake. Best move was Qg4. } (22... Qg4 23. Qh6 h4 24. Kh2 Qf4+ 25. Qxf4 exf4 26. d4 Bb6 27. e5 Kf8 28. Rfe1 d5 29. Bxd5) 23. d4 Bb6 24. dxe5 c5 25. Rxd6 Qc8?! { (21.78 → Mate in 5) Checkmate is now unavoidable. Best move was Bc7. } (25... Bc7 26. Rxd7) 26. Rxb6?! { (Mate in 5 → Mate in 7) Not the best checkmate sequence. Best move was Ba4+. } (26. Ba4+ Qc6 27. Rxc6 bxc6 28. Bxc6+ Kf8 29. Qh6+ Rg7 30. Qxg7#) 26... c4 27. Ba4+ Kf8 28. Be7+?! { (Mate in 2 → 32.15) Lost forced checkmate sequence. Best move was Qh6+. } (28. Qh6+ Rg7 29. Qxg7#) 28... Kg7 29. Bf6+ Kf8?! { (15.27 → Mate in 2) Checkmate is now unavoidable. Best move was Kh7. } (29... Kh7 30. Rd1) 30. Qh6+ Rg7 31. Qxg7# { White wins by checkmate. } 1-0