lichess dev

[Event "Three-check Shield Arena"] [Site "http://chess-academy.net/PDaLR73U"] [Date "2020.12.23"] [Round "-"] [White "Marius"] [Black "France_Defence"] [Result "0-1"] [UTCDate "2020.12.23"] [UTCTime "14:40:11"] [WhiteElo "1935"] [BlackElo "1855"] [WhiteRatingDiff "-25"] [BlackRatingDiff "+34"] [Variant "Three-check"] [TimeControl "180+2"] [ECO "A00"] [Opening "Van Geet Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. Nc3 { A00 Van Geet Opening } c6?! { (1.92 → 2.86) Inaccuracy. Best move was e6. } (1... e6) 2. Ne4?? { (2.86 → -2.20) Blunder. Best move was e4. } (2. e4 Nf6) 2... d5 3. Nd6+?! { (-2.09 → -2.59) Inaccuracy. Best move was Ng3. } (3. Ng3) 3... Qxd6 4. e3? { (-1.80 → -4.42) Mistake. Best move was c3. } (4. c3) 4... e5 5. c4?! { (-3.67 → -4.36) Inaccuracy. Best move was b3. } (5. b3 Nf6) 5... Bd7? { (-4.36 → -2.66) Mistake. Best move was Na6. } (5... Na6 6. cxd5) 6. cxd5? { (-2.66 → -3.98) Mistake. Best move was Nf3. } (6. Nf3) 6... cxd5 7. Qb3? { (-3.09 → -4.93) Mistake. Best move was Ne2. } (7. Ne2 Nc6) 7... Bc6?? { (-4.93 → -0.32) Blunder. Best move was Nc6. } (7... Nc6 8. Ne2) 8. Bb5?? { (-0.32 → -3.39) Blunder. Best move was Qxb7. } (8. Qxb7) 8... Nd7?! { (-3.39 → -2.84) Inaccuracy. Best move was Qd7. } (8... Qd7 9. Be2) 9. Bxc6? { (-2.84 → -4.91) Mistake. Best move was Ne2. } (9. Ne2 Bxb5 10. Qxb5 Qc6 11. Qxc6 bxc6 12. O-O Bd6 13. b3 Ne7 14. Bb2 O-O 15. d3 a5) 9... Qxc6? { (-4.91 → -3.10) Mistake. Best move was bxc6. } (9... bxc6) 10. Nf3?? { (-3.10 → -6.73) Blunder. Best move was Ne2. } (10. Ne2 Bd6) 10... Rc8?? { (-6.73 → -2.22) Blunder. Best move was Bd6. } (10... Bd6 11. Qc3 Qa6 12. b4 Ngf6 13. Nh4 g6 14. Qb3 O-O 15. Bb2 Rac8 16. b5 Qb6 17. O-O) 11. O-O e4?? { (-2.51 → 2.71) Blunder. Best move was Ngf6. } (11... Ngf6 12. e4) 12. Nd4 Qc7?? { (1.35 → 10.91) Blunder. Best move was Nc5. } (12... Nc5) 13. Nb5?? { (10.91 → -2.59) Blunder. Best move was Nf5. } (13. Nf5) 13... Qe5?? { (-2.59 → Mate in 5) Checkmate is now unavoidable. Best move was Qc4. } (13... Qc4 14. Qxc4 dxc4 15. d3 exd3 16. e4 Rc5 17. Nd4 Ne7 18. Nf5 Nxf5 19. exf5 Re5 20. Bf4) 14. Nd6+?? { (Mate in 5 → -18.67) Lost forced checkmate sequence. Best move was Qa4. } (14. Qa4 Qxh2+ 15. Kxh2 Bd6+ 16. Nxd6+ Kf8 17. Qxd7 Rc2 18. Qxf7#) 14... Bxd6 15. g3 Ngf6 16. Qxb7 O-O 17. a4?! { (-26.05 → Mate in 7) Checkmate is now unavoidable. Best move was d4. } (17. d4 Qh5) 17... Ng4?? { (Mate in 7 → 6.53) Lost forced checkmate sequence. Best move was Qh5. } (17... Qh5 18. h4 Qg4 19. Qxc8 Rxc8 20. d4 Bxg3 21. fxg3 Qxg3+ 22. Kh1 Qxh4+ 23. Kg2 Rc2+) 18. d4?? { (6.53 → Mate in 6) Checkmate is now unavoidable. Best move was Qxd7. } (18. Qxd7 Be7 19. Qxg4 Qg5 20. Qd7 Rcd8 21. Qc7 Rc8 22. Qb7 Qe5 23. b3 Rc7 24. Qb5 a6) 18... Qh5 19. h4 Nxf2 20. Rxf2 Bxg3?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Qd1+. } (20... Qd1+ 21. Kg2 Qg1+ 22. Kxg1 Rxc1+) 21. Rg2 Qd1# { Black wins by checkmate. } 0-1