lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/E842kHOA"] [Date "2021.01.27"] [Round "-"] [White "Matei-550-125689"] [Black "Denise"] [Result "0-1"] [UTCDate "2021.01.27"] [UTCTime "17:46:27"] [WhiteElo "1446"] [BlackElo "1990"] [WhiteRatingDiff "-7"] [BlackRatingDiff "+5"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C20"] [Opening "King's Pawn Game: Leonardis Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 2. d3?! { (0.30 → -0.33) Inaccuracy. Best move was Nf3. } { C20 King's Pawn Game: Leonardis Variation } (2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. Re1 Nc5) 2... Nc6 3. Nc3?! { (0.11 → -0.42) Inaccuracy. Best move was Nf3. } (3. Nf3 Nf6) 3... Nf6?! { (-0.42 → 0.11) Inaccuracy. Best move was Bb4. } (3... Bb4) 4. Nf3?! { (0.11 → -0.40) Inaccuracy. Best move was Nd5. } (4. Nd5 Bc5 5. Bg5 Be7 6. Bd2 d6 7. Nf3 O-O 8. Be2 a5) 4... Bc5?! { (-0.40 → 0.56) Inaccuracy. Best move was d5. } (4... d5 5. exd5) 5. Qe2? { (0.56 → -0.69) Mistake. Best move was Nxe5. } (5. Nxe5 Nxe5 6. d4 Bd6 7. dxe5 Bxe5 8. Nb5 a6 9. f4 Bxf4 10. Bxf4 axb5 11. e5 Qe7) 5... O-O 6. h4? { (-0.44 → -1.84) Mistake. Best move was Bg5. } (6. Bg5 h6 7. Bxf6 Qxf6 8. Nd5 Qd8 9. c3 Ne7 10. b4 Bb6 11. Nxb6 cxb6 12. Qb2 Ng6) 6... d5? { (-1.84 → -0.44) Mistake. Best move was Nd4. } (6... Nd4) 7. exd5 Nxd5 8. Nxd5 Qxd5 9. Nd2? { (-0.52 → -2.93) Mistake. Best move was Qe4. } (9. Qe4 Be6 10. Qxd5 Bxd5 11. Be3 Bb6 12. Bxb6 axb6 13. a3 Bxf3 14. gxf3 g6 15. h5 Nd4) 9... Re8? { (-2.93 → -0.91) Mistake. Best move was Nd4. } (9... Nd4 10. Qe4) 10. Rh3?? { (-0.91 → -5.81) Blunder. Best move was c3. } (10. c3 Bb6 11. h5 h6 12. Qe4 Qd8 13. Qh4 Qxh4 14. Rxh4 a5 15. Be2 Bc5 16. g4 Be7) 10... Bxh3?! { (-5.81 → -4.89) Inaccuracy. Best move was Nd4. } (10... Nd4 11. Qe4) 11. a4?? { (-4.89 → -10.21) Blunder. Best move was gxh3. } (11. gxh3) 11... Bb4? { (-10.21 → -7.52) Mistake. Best move was Nd4. } (11... Nd4 12. Qe4 Qd7 13. gxh3 Nxc2+ 14. Ke2 Nxa1 15. Qc4 Qd4 16. Qxd4 Bxd4 17. Bg2 c6 18. h5) 12. b3? { (-7.52 → -17.55) Mistake. Best move was Qe4. } (12. Qe4 Qxe4+ 13. dxe4 Nd4 14. Rb1 Bg4 15. Bd3 Be7 16. g3 Rad8 17. f3 Nxf3+ 18. Nxf3 Bxf3) 12... Bxd2+?! { (-17.55 → -9.46) Inaccuracy. Best move was e4. } (12... e4) 13. Qxd2?! { (-9.46 → -10.22) Inaccuracy. Best move was Kxd2. } (13. Kxd2 Nd4 14. Qd1 Bxg2 15. Bxg2 Qxg2 16. Kc3 Qxf2 17. Qd2 Qxh4 18. Kb2 e4 19. dxe4 Rad8) 13... Bxg2 14. Bxg2 Qxg2 15. Ke2? { (-9.98 → Mate in 3) Checkmate is now unavoidable. Best move was Qg5. } (15. Qg5 Qh1+) 15... e4?! { (Mate in 3 → -23.94) Lost forced checkmate sequence. Best move was Nd4+. } (15... Nd4+ 16. Kd1 Qf3+ 17. Ke1 Qh1#) 16. Qe3?! { (-23.94 → Mate in 12) Checkmate is now unavoidable. Best move was Qf4. } (16. Qf4 Nd4+) 16... exd3+ 17. Kxd3 Rxe3+ 18. Kxe3?! { (-19.63 → Mate in 3) Checkmate is now unavoidable. Best move was Bxe3. } (18. Bxe3 Qg6+ 19. Ke2 Qxc2+ 20. Kf1 Qxb3 21. Rc1 Qxa4 22. h5 Qh4 23. h6 Nd4 24. Ke1 Qh1+) 18... Re8+ 19. Kf4 Re4+ 20. Kf5 Qg4# { Black wins by checkmate. } 0-1