lichess dev

[Event "Masterclass Arena"] [Site "http://chess-academy.net/LdiJccuM"] [Date "2022.03.22"] [Round "-"] [White "Bogdan_Castravet"] [Black "alexandru_apostu"] [Result "0-1"] [UTCDate "2022.03.22"] [UTCTime "15:27:14"] [WhiteElo "1534"] [BlackElo "1716"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+6"] [Variant "Standard"] [TimeControl "300+0"] [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 → -1.18) 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... Nc6 3. d3?! { (-0.89 → -1.46) Inaccuracy. Best move was Nc3. } (3. Nc3 Bc5) 3... d5?! { (-1.46 → -0.96) Inaccuracy. Best move was Bc5. } (3... Bc5) 4. h4? { (-0.96 → -1.99) Mistake. Best move was Be3. } (4. Be3 Be6 5. Ne2 Bd6 6. exd5 Bxd5 7. Nbc3 Nf6 8. h4 O-O 9. Ne4 Be6 10. c3 Nxe4) 4... Be7?! { (-1.99 → -1.48) Inaccuracy. Best move was f5. } (4... f5) 5. Be3? { (-1.48 → -3.45) Mistake. Best move was g3. } (5. g3 f5) 5... Bxh4+ 6. Bf2? { (-2.89 → -4.07) Mistake. Best move was Rxh4. } (6. Rxh4 Qxh4+ 7. Bf2 Qd8 8. exd5 Qxd5 9. Nc3 Qd6 10. Qd2 Nf6 11. Nge2 Be6 12. a3 Qe7) 6... Bxf2+ 7. Kxf2 dxe4 8. fxe4? { (-3.33 → -4.33) Mistake. Best move was c3. } (8. c3) 8... Qd4+ 9. Ke2? { (-3.60 → -5.11) Mistake. Best move was Ke1. } (9. Ke1) 9... Qxb2 10. Nd2 Nd4+ 11. Ke3?? { (-4.84 → -9.61) Blunder. Best move was Kf2. } (11. Kf2 Nxc2) 11... Nxc2+ 12. Ke2?! { (-9.26 → -10.09) Inaccuracy. Best move was Kf2. } (12. Kf2 Nxa1) 12... Nxa1 13. Ke3?! { (-9.45 → -10.99) Inaccuracy. Best move was Nf3. } (13. Nf3) 13... Nh6 14. Nc4 Ng4+ 15. Qxg4 Qc1+ 16. Nd2 Bxg4 17. Nf3 Bxf3 18. gxf3?! { (-30.18 → Mate in 2) Checkmate is now unavoidable. Best move was Be2. } (18. Be2 Qxh1) 18... Qe1+ 19. Be2 Nc2# { Black wins by checkmate. } 0-1