lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/w1AVfeTH"] [Date "2021.01.11"] [Round "-"] [White "CornelCoslet"] [Black "French_Defense"] [Result "0-1"] [UTCDate "2021.01.11"] [UTCTime "17:46:43"] [WhiteElo "1509"] [BlackElo "1765"] [WhiteRatingDiff "-5"] [BlackRatingDiff "+15"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B07"] [Opening "Pirc Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 d6?! { (0.12 → 0.73) Inaccuracy. Best move was e6. } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. d4 Nf6 { B07 Pirc Defense } 3. e5? { (0.67 → -1.66) Mistake. Best move was Nc3. } (3. Nc3 Nbd7 4. f4 e5 5. Be3 a6 6. dxe5 dxe5 7. fxe5 Nxe5) 3... dxe5 4. dxe5?! { (-1.00 → -1.58) Inaccuracy. Best move was Nf3. } (4. Nf3) 4... Qxd1+ 5. Kxd1 Ng4 6. f3?? { (-1.00 → -4.66) Blunder. Best move was Ke1. } (6. Ke1) 6... Nf2+ 7. Ke1 Nxh1 8. Bb5+?! { (-4.75 → -5.33) Inaccuracy. Best move was g3. } (8. g3 Bf5 9. Bg2 Nc6 10. f4 e6 11. Be3 O-O-O 12. Bxh1 Nb4 13. Na3 Bxc2 14. Nh3 Bf5) 8... c6 9. Bxc6+?? { (-4.70 → -9.57) Blunder. Best move was Be2. } (9. Be2 g5) 9... Nxc6 10. Bh6 gxh6 11. Nc3 e6 12. Rd1 Bc5 13. Rd8+ Kxd8 14. Nd5 exd5 15. Ne2 Bf5 16. Nd4 Bxd4 17. Kf1?! { (-31.91 → Mate in 15) Checkmate is now unavoidable. Best move was c3. } (17. c3 Bf2+) 17... Nxe5 18. a3?! { (-33.78 → Mate in 5) Checkmate is now unavoidable. Best move was g4. } (18. g4 Bxc2) 18... Bxc2?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Re8. } (18... Re8 19. g4 Ng6 20. gxf5 Nf4 21. b3 Bf2 22. f6 Re1#) 19. a4 Bd3+ 20. Ke1 Rc8?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Be3. } (20... Be3 21. b3 Rc8 22. g3 Rc1#) 21. Kd1 Be3 22. a5 Rc1# { Black wins by checkmate. } 0-1