lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/hq83yVrw"] [Date "2021.02.25"] [Round "-"] [White "Alexandru16"] [Black "nicoleta_antonia"] [Result "0-1"] [UTCDate "2021.02.25"] [UTCTime "17:13:12"] [WhiteElo "944"] [BlackElo "1389"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+2"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C20"] [Opening "King's Pawn Game"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 e5 { C20 King's Pawn Game } 2. g3?! { (0.30 → -0.65) Inaccuracy. Best move was Nf3. } (2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. Re1 Nc5) 2... d6? { (-0.65 → 0.79) Mistake. Best move was d5. } (2... d5 3. exd5 Qxd5 4. Nf3 Bg4 5. Be2 Nc6 6. Nc3 Qd7 7. d4) 3. d3?! { (0.79 → -0.09) Inaccuracy. Best move was d4. } (3. d4) 3... h5?! { (-0.09 → 0.85) Inaccuracy. Best move was Be7. } (3... Be7 4. Bg2 Nf6 5. Nf3 O-O 6. O-O Be6 7. c4 h6 8. Nc3 c6 9. h3 Na6 10. b3) 4. h3?! { (0.85 → 0.27) Inaccuracy. Best move was Nf3. } (4. Nf3 Ne7 5. Nc3 Nbc6 6. Bg2 Bg4 7. h3 Bxf3 8. Bxf3 Nd4 9. O-O Qd7 10. Bg2 h4) 4... Nc6?! { (0.27 → 1.03) Inaccuracy. Best move was h4. } (4... h4 5. g4) 5. Qf3? { (1.03 → -1.14) Mistake. Best move was Nf3. } (5. Nf3) 5... Nd4? { (-1.14 → 0.27) Mistake. Best move was Nge7. } (5... Nge7) 6. Qg4?? { (0.27 → -15.12) Blunder. Best move was Qd1. } (6. Qd1) 6... Bxg4 7. Bg5 f6 8. Bxf6 Nxf6 9. Na3 d5 10. Nb5 Nxb5 11. Kd2 dxe4 12. Bg2?! { (-21.64 → Mate in 9) Checkmate is now unavoidable. Best move was hxg4. } (12. hxg4 Qd4) 12... Bb4+ 13. Kc1 Nd4 14. Ne2?! { (-24.05 → Mate in 8) Checkmate is now unavoidable. Best move was c3. } (14. c3 Ne2+) 14... Nxe2+ 15. Kd1 exd3 16. Rh2 dxc2+ 17. Kxc2 Qd2+ 18. Kb3 Be6+?! { (Mate in 2 → -33.37) Lost forced checkmate sequence. Best move was Nd4+. } (18... Nd4+ 19. Ka4 b5#) 19. Ka4?! { (-33.37 → Mate in 3) Checkmate is now unavoidable. Best move was Bd5. } (19. Bd5 Bxd5+ 20. Ka4) 19... Bd7+?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Qxb2. } (19... Qxb2 20. Bc6+ bxc6 21. a3 Qb3#) 20. Kb3 Qd3+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Nd4+. } (20... Nd4+ 21. Kc4 b5#) 21. Kxb4 Qb5+ 22. Ka3 Nd4?! { (Mate in 1 → Mate in 5) Not the best checkmate sequence. Best move was Qa4#. } (22... Qa4#) 23. b4 Nc2+?! { (Mate in 3 → Mate in 6) Not the best checkmate sequence. Best move was Qd3+. } (23... Qd3+ 24. Kb2 Qc2+ 25. Ka3 Nb5#) 24. Kb2 Nxa1 25. Kb1 Qxb4+ 26. Kxa1 Bf5 27. a3 Qb1# { Black wins by checkmate. } 0-1