lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/HoaY3RP5"] [Date "2021.02.20"] [Round "-"] [White "tcaciuc_beatrice"] [Black "druar"] [Result "0-1"] [UTCDate "2021.02.20"] [UTCTime "17:15:04"] [WhiteElo "1126"] [BlackElo "1868"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+3"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e3 { A00 Van't Kruijs Opening } c5?! { (-0.02 → 0.48) Inaccuracy. Best move was d5. } (1... d5 2. d4 Nf6 3. c4 e6 4. Nf3 Be7 5. cxd5 exd5 6. Bd3) 2. d3?! { (0.48 → -0.35) Inaccuracy. Best move was d4. } (2. d4 e6 3. Nf3 d5 4. c4 Nc6 5. a3 Nf6 6. cxd5 exd5 7. dxc5 Bxc5 8. b4 Bd6) 2... d5 3. b3?! { (-0.12 → -1.07) Inaccuracy. Best move was d4. } (3. d4 Nf6) 3... Nc6?! { (-1.07 → -0.52) Inaccuracy. Best move was e5. } (3... e5) 4. Nc3?! { (-0.52 → -1.27) Inaccuracy. Best move was Nd2. } (4. Nd2) 4... Nf6?! { (-1.27 → -0.74) Inaccuracy. Best move was d4. } (4... d4 5. Nce2) 5. Nh3?! { (-0.74 → -1.57) Inaccuracy. Best move was Be2. } (5. Be2 e5 6. Nf3 d4 7. Ne4 Nd5 8. O-O f5 9. Ng3 Nc3 10. Qd2 Be7 11. Bb2 Qa5) 5... e5 6. g3?! { (-1.13 → -2.02) Inaccuracy. Best move was Be2. } (6. Be2 d4 7. Nb1 Bxh3 8. gxh3 g6 9. O-O Nd5 10. Bd2 Bg7 11. c4 Nc7 12. exd4 Nxd4) 6... Bd6?! { (-2.02 → -1.10) Inaccuracy. Best move was h5. } (6... h5) 7. Ba3?? { (-1.10 → -4.75) Blunder. Best move was Bg2. } (7. Bg2) 7... Bg4? { (-4.75 → -2.90) Mistake. Best move was Qa5. } (7... Qa5 8. Bb2) 8. Be2?? { (-2.90 → -6.47) Blunder. Best move was f3. } (8. f3 Qa5) 8... Bxh3 9. Bf1 Bxf1? { (-7.00 → -5.89) Mistake. Best move was Bg4. } (9... Bg4 10. Be2 Bxe2 11. Kxe2 h5 12. Bb2 Qd7 13. e4 Nd4+ 14. Kd2 Ng4 15. Qf1 Nxh2 16. Rxh2) 10. Kxf1 O-O?! { (-6.42 → -5.81) Inaccuracy. Best move was h5. } (10... h5) 11. e4?! { (-5.81 → -6.34) Inaccuracy. Best move was Kg2. } (11. Kg2 Qd7) 11... d4?! { (-6.34 → -5.56) Inaccuracy. Best move was dxe4. } (11... dxe4) 12. Nb5? { (-5.56 → -6.72) Mistake. Best move was Nb1. } (12. Nb1) 12... a6? { (-6.72 → -5.63) Mistake. Best move was Be7. } (12... Be7) 13. Nxd6 Qxd6 14. b4? { (-5.63 → -7.35) Mistake. Best move was Qf3. } (14. Qf3 Nd7 15. Bc1 f6 16. Kg2 Rf7 17. Bd2 Raf8 18. g4 Nd8 19. h4 Ne6 20. Qg3 b5) 14... cxb4 15. Bb2?! { (-7.04 → -7.89) Inaccuracy. Best move was Bc1. } (15. Bc1 b5) 15... Na7 16. c3? { (-7.47 → -9.94) Mistake. Best move was a3. } (16. a3 Nb5 17. axb4 Qxb4 18. Bc1 Rfc8 19. Kg2 Qc5 20. Qf3 Qxc2 21. Rd1 Qb3 22. Bd2 Qe6) 16... bxc3? { (-9.94 → -8.83) Mistake. Best move was dxc3. } (16... dxc3) 17. Bc1 Nb5 18. Be3? { (-8.54 → -14.07) Mistake. Best move was Kg2. } (18. Kg2 Qc6) 18... dxe3 19. fxe3 Rad8 20. h4 Qxd3+ 21. Qe2 c2 22. Rd1?! { (-17.52 → Mate in 3) Checkmate is now unavoidable. Best move was Qxd3. } (22. Qxd3 Rxd3) 22... Qxd1+?! { (Mate in 3 → Mate in 4) Not the best checkmate sequence. Best move was cxd1=Q+. } (22... cxd1=Q+ 23. Kg2 Q3xe2+ 24. Kh3 Qxh1#) 23. Kf2 Nxe4+?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Qxh1. } (23... Qxh1 24. Qxc2 Ng4+ 25. Ke2 Nc3+ 26. Qxc3 Qd1#) 24. Kf3 Qxh1+ 25. Qg2 Qxg2+?! { (Mate in 4 → Mate in 4) Not the best checkmate sequence. Best move was c1=Q. } (25... c1=Q 26. Qxh1 Qxh1+ 27. Kg4 g6 28. a4 f5#) 26. Kxg2 c1=Q 27. a4 Qxe3 28. axb5 Qxg3+ 29. Kh1 Nf2# { Black wins by checkmate. } 0-1