lichess dev

[Event "Masterclass Arena"] [Site "http://chess-academy.net/dbNHSqjh"] [Date "2021.11.26"] [Round "-"] [White "TiberiuBajurea"] [Black "Mariaj"] [Result "1-0"] [UTCDate "2021.11.26"] [UTCTime "17:10:13"] [WhiteElo "1500"] [BlackElo "1591"] [WhiteRatingDiff "+223"] [BlackRatingDiff "-29"] [Variant "Standard"] [TimeControl "420+0"] [ECO "A00"] [Opening "Van't Kruijs Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e3 { A00 Van't Kruijs Opening } Nc6?! { (-0.02 → 0.70) Inaccuracy. Best move was d5. } (1... d5 2. d4 Nf6 3. c4 e6 4. Nf3 Be7 5. cxd5 exd5 6. Bd3) 2. Nc3? { (0.70 → -0.39) Mistake. Best move was d4. } (2. d4 d5 3. Nf3 e6 4. c4 Nf6 5. Nc3 Bd6 6. a3 O-O) 2... b5? { (-0.39 → 2.31) Mistake. Best move was Nf6. } (2... Nf6 3. d4 d5 4. Bb5 e6 5. Nf3 Bd6 6. O-O a6 7. Bd3 e5 8. e4 Bg4 9. dxe5) 3. Bxb5 a6?! { (1.64 → 2.19) Inaccuracy. Best move was e6. } (3... e6) 4. Bxc6 dxc6 5. Nf3?! { (2.30 → 1.76) Inaccuracy. Best move was f4. } (5. f4) 5... Ra7? { (1.76 → 3.04) Mistake. Best move was e6. } (5... e6 6. O-O) 6. O-O?! { (3.04 → 2.42) Inaccuracy. Best move was Ne5. } (6. Ne5 Qd6) 6... Bb7?! { (2.42 → 3.20) Inaccuracy. Best move was Nf6. } (6... Nf6 7. Ne5 Bb7 8. d3 Nd7 9. f4 e6 10. Qh5 g6 11. Qf3 c5 12. e4 Bd6 13. Be3) 7. Ne4? { (3.20 → 1.99) Mistake. Best move was e4. } (7. e4) 7... c5? { (1.99 → 3.84) Mistake. Best move was e6. } (7... e6) 8. Nxc5 c6?! { (3.35 → 4.08) Inaccuracy. Best move was Bxf3. } (8... Bxf3 9. Qxf3 Qa8 10. e4 e6 11. Nb3 Nf6 12. d3 Nd7 13. Be3 c5 14. d4 Nf6 15. Rad1) 9. c3?! { (4.08 → 3.20) Inaccuracy. Best move was b3. } (9. b3 e6) 9... e6?! { (3.20 → 3.79) Inaccuracy. Best move was Qc7. } (9... Qc7 10. Nxb7 Qxb7 11. e4 e6 12. d4 Ra8 13. Ne5 Nf6 14. f3 Nd7 15. Nc4 Be7 16. Bg5) 10. Qb3?? { (3.79 → -2.05) Blunder. Best move was Nxb7. } (10. Nxb7) 10... Bxc5 11. d4 g5?? { (-1.97 → 5.55) Blunder. Best move was Be7. } (11... Be7 12. e4) 12. dxc5 h6 13. Rd1 g4?? { (5.02 → 21.20) Blunder. Best move was Qc7. } (13... Qc7 14. e4) 14. Rxd8+ Kxd8 15. Ne5 a5?! { (19.21 → Mate in 6) Checkmate is now unavoidable. Best move was Ne7. } (15... Ne7 16. Qb6+) 16. Nxf7+?! { (Mate in 6 → 22.05) Lost forced checkmate sequence. Best move was Qd1+. } (16. Qd1+ Kc7 17. Qd7+ Kb8 18. Qd8+ Bc8 19. Nxc6+ Kb7 20. Qb6+ Ka8 21. Qxa7#) 16... Ke7 17. Nxh8 Ra6?! { (19.95 → Mate in 8) Checkmate is now unavoidable. Best move was Bc8. } (17... Bc8 18. Ng6+ Kf6 19. Ne5 Rg7 20. Qa4 Ke7 21. Qd4 Ke8 22. Nxc6 Rd7 23. Qxg4 Kf8 24. Ne5) 18. Ng6+?! { (Mate in 8 → 29.66) Lost forced checkmate sequence. Best move was Qxb7+. } (18. Qxb7+ Ke8 19. e4 Ne7 20. Bxh6 Rb6 21. cxb6 g3 22. Rd1 gxf2+ 23. Kxf2 Nd5 24. Bg5 Kf8) 18... Kf6 19. Nf4 Kf5?! { (24.04 → Mate in 3) Checkmate is now unavoidable. Best move was Bc8. } (19... Bc8 20. Qb8) 20. Qxe6+ Kg5 21. Qg6+ Kh4 22. g3# { White wins by checkmate. } 1-0