lichess dev

[Event "iustandup Arena"] [Site "http://chess-academy.net/gc9Nzsbn"] [Date "2020.05.20"] [Round "-"] [White "Catea"] [Black "gabriel"] [Result "1-0"] [UTCDate "2020.05.20"] [UTCTime "13:27:13"] [WhiteElo "1500"] [BlackElo "1643"] [WhiteRatingDiff "+255"] [BlackRatingDiff "-33"] [Variant "Standard"] [TimeControl "240+2"] [ECO "C20"] [Opening "King's Pawn Game: King's Head Opening #2"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. f3? { (0.30 → -1.35) Mistake. Best move was Nf3. } { C20 King's Pawn Game: King's Head Opening #2 } (2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. Re1 Nc5) 2... f6? { (-1.35 → 0.65) Mistake. Best move was Nc6. } (2... Nc6) 3. c4? { (0.65 → -1.53) Mistake. Best move was d4. } (3. d4 exd4) 3... c5? { (-1.53 → 0.49) Mistake. Best move was Nc6. } (3... Nc6 4. Nc3) 4. Nc3 Nc6 5. g4? { (0.36 → -1.78) Mistake. Best move was Bd3. } (5. Bd3 Bd6 6. Nge2 Nge7 7. O-O O-O 8. Ng3 Bc7 9. b3 Ng6 10. Bb2 Nf4 11. Bc2 g6) 5... g5? { (-1.78 → 0.66) Mistake. Best move was f5. } (5... f5 6. Nh3 f4 7. Bg2 h5 8. g5 Be7 9. O-O Bxg5 10. b4 Be7 11. Nd5 Nf6 12. Bb2) 6. h3? { (0.66 → -0.53) Mistake. Best move was Nge2. } (6. Nge2) 6... h6?! { (-0.53 → 0.38) Inaccuracy. Best move was Nge7. } (6... Nge7 7. d3 Ng6 8. Nge2 d6 9. Nd5 Nh4 10. Ng3 Bg7 11. Be2 Be6 12. O-O O-O 13. Be3) 7. Bd3? { (0.38 → -0.83) Mistake. Best move was Nge2. } (7. Nge2 Nge7) 7... Bd6? { (-0.83 → 0.61) Mistake. Best move was h5. } (7... h5 8. gxh5 d6 9. Nd5 Be6 10. Bc2 Qd7 11. Ba4 O-O-O 12. d3 Rxh5 13. Be3 Qh7 14. Qb3) 8. Nge2 Nge7 9. O-O? { (0.91 → -1.18) Mistake. Best move was h4. } (9. h4) 9... O-O? { (-1.18 → 0.47) Mistake. Best move was Ng6. } (9... Ng6 10. Bc2 h5 11. Ng3 hxg4 12. fxg4 Nf4 13. d3 Nd4 14. Nf5 Bc7 15. Nd5 Nxf5 16. gxf5) 10. Nb5?! { (0.47 → -0.42) Inaccuracy. Best move was Ng3. } (10. Ng3 Bc7 11. Nd5 Kh7 12. b3 Ng6 13. Kh2 d6 14. Bb2 Nf4 15. Nxf4 gxf4 16. Nf5 Rg8) 10... Nb4? { (-0.42 → 0.86) Mistake. Best move was Bc7. } (10... Bc7 11. Nbc3) 11. Qb3? { (0.86 → -0.95) Mistake. Best move was Nxd6. } (11. Nxd6 Nxd3 12. Qb3 Nf4 13. Nxf4 gxf4 14. Qd3 Kh7 15. b3 b6 16. Bb2 Qc7 17. Bc3 Nc6) 11... Nxd3? { (-0.95 → 0.77) Mistake. Best move was Bc7. } (11... Bc7 12. a3 Nbc6 13. Qd1 Ng6 14. b3 b6 15. Bb2 Bb7 16. Rb1 Nd4 17. Nbc3 a6 18. Nd5) 12. Qxd3 a6?? { (0.50 → 6.07) Blunder. Best move was Bc7. } (12... Bc7 13. Nbc3 d6 14. b3 Ng6 15. Qc2 Nf4 16. Nxf4 gxf4 17. Bb2 Be6 18. Kh2 Kg7 19. Nd5) 13. Nxd6 Qc7 14. b3 Nf5?? { (5.73 → 11.46) Blunder. Best move was b6. } (14... b6 15. Ba3) 15. exf5 Re8 16. Qd5+ Re6 17. fxe6 Kg7?! { (15.94 → Mate in 5) Checkmate is now unavoidable. Best move was dxe6. } (17... dxe6 18. Qd3) 18. Nf5+ Kg6 19. Ne7+?! { (Mate in 3 → Mate in 5) Not the best checkmate sequence. Best move was e7. } (19. e7 Qd8 20. exd8=Q e4 21. Q5g8#) 19... Kg7 20. Qe4?! { (Mate in 5 → 19.13) Lost forced checkmate sequence. Best move was Nf5+. } (20. Nf5+ Kh8 21. e7 Qd6 22. e8=Q+ Qf8 23. Qxf8+ Kh7 24. Qxh6#) 20... Kf8 21. Qg6 Kxe7 22. Qg7+ Kxe6 23. Ba3 e4?! { (20.81 → Mate in 3) Checkmate is now unavoidable. Best move was b6. } (23... b6 24. Nd4+ exd4 25. Rfe1+ Qe5 26. Rxe5+ fxe5 27. Qg6+ Ke7 28. Qxb6 d6 29. Qc6 Bxg4 30. Qxa8) 24. fxe4?! { (Mate in 3 → Mate in 8) Not the best checkmate sequence. Best move was Nd4+. } (24. Nd4+ Ke5 25. Qe7+ Kf4 26. Ne2#) 24... Ke5 25. Rf5+?! { (Mate in 1 → Mate in 3) Not the best checkmate sequence. Best move was Qe7#. } (25. Qe7#) 25... Kxe4 26. Qe7+?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Nc3+. } (26. Nc3+ Kd3 27. Rd5+ Kc2 28. Rc1#) 26... Kd3 27. Re1?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was Rd5+. } (27. Rd5+ Kc2 28. Rc1#) 27... Kxd2 28. Kf1?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was Bc1+. } (28. Bc1+ Kd3 29. Qe3+ Kc2 30. Qe4#) 28... Qa5 29. Rd5+ Kc2 30. Qe4# { White wins by checkmate. } 1-0