lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/pKXJy2Ir"] [Date "2021.02.11"] [Round "-"] [White "BurileanuGabriel"] [Black "Alexandru16"] [Result "1-0"] [UTCDate "2021.02.11"] [UTCTime "17:06:02"] [WhiteElo "1238"] [BlackElo "999"] [WhiteRatingDiff "+18"] [BlackRatingDiff "-8"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B07"] [Opening "Pirc Defense #4"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 d6?! { (0.12 → 0.73) Inaccuracy. Best move was e6. } { B07 Pirc Defense #4 } (1... e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. O-O) 2. d3? { (0.73 → -0.36) Mistake. Best move was d4. } (2. d4 Nf6 3. Nc3 e6 4. Nf3 Be7 5. Bd3 Nbd7 6. e5 dxe5) 2... e6?! { (-0.36 → 0.60) Inaccuracy. Best move was c5. } (2... c5 3. Nf3 Nc6 4. Be2 e5 5. O-O Be7 6. Nc3 Nf6 7. Nd5 O-O 8. c4 Bd7 9. Be3) 3. Nf3?! { (0.60 → -0.02) Inaccuracy. Best move was d4. } (3. d4 d5 4. exd5 exd5 5. c4 Bb4+ 6. Nc3 Nf6 7. Nf3 c5 8. dxc5 O-O 9. Be2 dxc4) 3... c6? { (-0.02 → 1.12) Mistake. Best move was c5. } (3... c5) 4. Nc3?! { (1.12 → 0.43) Inaccuracy. Best move was d4. } (4. d4) 4... c5 5. e5?! { (0.67 → -0.20) Inaccuracy. Best move was d4. } (5. d4 cxd4 6. Nxd4 Nc6 7. Be3 Nf6 8. Qe2 Be7 9. O-O-O Nxd4 10. Bxd4 O-O 11. Kb1 Bd7) 5... dxe5? { (-0.20 → 0.83) Mistake. Best move was Nc6. } (5... Nc6 6. exd6) 6. Nxe5 Bd7? { (0.30 → 1.96) Mistake. Best move was Ne7. } (6... Ne7 7. Bg5) 7. g4? { (1.96 → -0.15) Mistake. Best move was Qf3. } (7. Qf3 Qf6 8. Bf4 Nc6 9. Ne4 Qh4 10. Nxd7 Nd4 11. Qg3 Qxg3 12. hxg3 Kxd7 13. O-O-O Be7) 7... f6? { (-0.15 → 0.90) Mistake. Best move was Bc6. } (7... Bc6 8. Nxc6) 8. Nc4 Be7?! { (0.62 → 1.53) Inaccuracy. Best move was Bc6. } (8... Bc6) 9. h3? { (1.53 → -0.41) Mistake. Best move was a4. } (9. a4 Nc6) 9... Bd6?? { (-0.41 → 7.29) Blunder. Best move was Bc6. } (9... Bc6) 10. Nxd6+ Ke7? { (6.61 → 7.70) Mistake. Best move was Kf8. } (10... Kf8) 11. Nxb7? { (7.70 → 5.41) Mistake. Best move was Nce4. } (11. Nce4 Bc6 12. Bf4 Kf8 13. Bg2 Ne7 14. O-O Na6 15. Bg3 Kg8 16. Qe2 Qd7 17. Rae1 Rd8) 11... Nc6?? { (5.41 → 16.34) Blunder. Best move was Qb6. } (11... Qb6 12. Nxc5 Qxc5 13. d4 Qd6 14. Ne4 Qc7 15. Qf3 Bc6 16. Bc4 Bxe4 17. Qxe4 Qxc4 18. Qxa8) 12. Nxd8 Rxd8 13. a3 Nd4 14. b4 cxb4 15. axb4 Nxc2+ 16. Qxc2 Rb8 17. Rxa7 Rb6?! { (24.77 → Mate in 10) Checkmate is now unavoidable. Best move was Nh6. } (17... Nh6 18. Ne4) 18. Na4?! { (Mate in 10 → 37.26) Lost forced checkmate sequence. Best move was Ne4. } (18. Ne4 Kf7 19. Rxd7+ Ne7 20. Qc5 Re8 21. Qxb6 e5 22. Nd6+ Ke6 23. Qb7 h5 24. Nxe8 Kf7) 18... Rb5?! { (37.26 → Mate in 8) Checkmate is now unavoidable. Best move was Rd6. } (18... Rd6) 19. Qc7 Rxb4 20. Qxd7+ Kf8 21. Ra8+?! { (Mate in 1 → Mate in 1) Not the best checkmate sequence. Best move was Qf7#. } (21. Qf7#) 21... Rb8 22. Rxb8# { White wins by checkmate. } 1-0