lichess dev

[Event "Junior Arena"] [Site "http://chess-academy.net/A92eoksY"] [Date "2020.11.07"] [Round "-"] [White "rdruta"] [Black "Camelia12"] [Result "1-0"] [UTCDate "2020.11.07"] [UTCTime "10:06:40"] [WhiteElo "1249"] [BlackElo "1212"] [WhiteRatingDiff "+27"] [BlackRatingDiff "-32"] [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 } b5? { (-0.02 → 1.62) Mistake. Best move was d5. } (1... d5 2. d4 Nf6 3. c4 e6 4. Nf3 Be7 5. cxd5 exd5 6. Bd3) 2. d4? { (1.62 → 0.57) Mistake. Best move was Bxb5. } (2. Bxb5 c6 3. Ba4 d5 4. d4 e6 5. Nf3 Nf6 6. c4 Be7 7. O-O O-O 8. Qc2 Ba6) 2... d5? { (0.57 → 1.92) Mistake. Best move was a6. } (2... a6 3. Nf3 Nf6 4. Bd3 d5 5. Nbd2 e6 6. a4 c5 7. axb5) 3. f4? { (1.92 → 0.15) Mistake. Best move was Bxb5+. } (3. Bxb5+ c6 4. Be2 Nf6 5. Nf3 e6 6. c4 Be7 7. b3 O-O 8. O-O Nbd7 9. Nc3 Ne4) 3... b4?! { (0.15 → 0.87) Inaccuracy. Best move was a6. } (3... a6 4. a4) 4. c3?! { (0.87 → -0.01) Inaccuracy. Best move was Nf3. } (4. Nf3 e6 5. Be2 Nf6 6. O-O Be7 7. a3 bxa3 8. b3 O-O 9. Bxa3 Bxa3 10. Rxa3 a5) 4... Nh6? { (-0.01 → 1.63) Mistake. Best move was e6. } (4... e6 5. Bd3 a5 6. Nf3 Nf6 7. a3 bxa3 8. b3 Ba6 9. O-O Bxd3 10. Qxd3 Bd6 11. c4) 5. cxb4 Ng4? { (1.14 → 2.40) Mistake. Best move was Bg4. } (5... Bg4 6. Nf3 e6 7. a3 Be7 8. Bd3 O-O 9. O-O Nf5 10. Nc3 a5 11. bxa5 c5 12. h3) 6. h3? { (2.40 → 1.10) Mistake. Best move was Bd3. } (6. Bd3 c6 7. Bd2 g6 8. Nf3 Ba6 9. Bxa6 Nxa6 10. Qa4 Qb6 11. O-O Bg7 12. Rc1 Nb8) 6... Nxe3?? { (1.10 → 5.24) Blunder. Best move was Nf6. } (6... Nf6) 7. Bxe3 g5? { (4.81 → 7.05) Mistake. Best move was e6. } (7... e6 8. a3) 8. fxg5?! { (7.05 → 6.51) Inaccuracy. Best move was Nf3. } (8. Nf3 gxf4 9. Bxf4 c6 10. Nc3 Bf5 11. Bd3 Bg6 12. Rc1 e6 13. O-O Nd7 14. b5 c5) 8... Rg8? { (6.51 → 7.94) Mistake. Best move was Qd6. } (8... Qd6 9. Nc3) 9. Qa4+? { (7.94 → 6.74) Mistake. Best move was Nf3. } (9. Nf3 e6 10. a3 c6 11. Bd3 Qc7 12. O-O Rg7 13. Ne5 Bd6 14. Ng4 Nd7 15. Nf6+ Kd8) 9... Bd7?! { (6.74 → 7.59) Inaccuracy. Best move was Qd7. } (9... Qd7 10. Qxd7+) 10. Qc2 Ba4? { (7.13 → 11.23) Mistake. Best move was h6. } (10... h6 11. gxh6 Rh8 12. Qd2 e5 13. Nc3 Bxb4 14. dxe5 Qh4+ 15. Qf2 Rxh6 16. Bxh6 Qxh6 17. Nf3) 11. Qxh7? { (11.23 → 8.10) Mistake. Best move was Qxa4+. } (11. Qxa4+ Qd7 12. Nc3 Qxa4 13. Nxa4 h6 14. gxh6 Rh8 15. Rc1 Bxh6 16. Bxh6 Rxh6 17. Rxc7 Na6) 11... Bc2? { (8.10 → 13.56) Mistake. Best move was Rg7. } (11... Rg7 12. Qh4) 12. Qxg8 f6 13. Kd2 Qd6 14. Kxc2 Qf4 15. Bxf4 Nc6?! { (41.73 → Mate in 6) Checkmate is now unavoidable. Best move was c6. } (15... c6 16. g6) 16. Qxd5?! { (Mate in 6 → 17.86) Lost forced checkmate sequence. Best move was Bb5. } (16. Bb5 O-O-O 17. Qe6+ Kb8 18. Qxc6 Rd6 19. Bxd6 cxd6 20. Ba6 f5 21. Qb7#) 16... Nxd4+?! { (17.86 → Mate in 11) Checkmate is now unavoidable. Best move was Nxb4+. } (16... Nxb4+ 17. Kc1 Nxd5 18. Bd2 O-O-O 19. Nc3 fxg5 20. Nf3 Bg7 21. Bxg5 Kb8 22. Ne4 Bf6 23. Bd2) 17. Qxd4 Rb8 18. a3?! { (Mate in 11 → 41.23) Lost forced checkmate sequence. Best move was Bxc7. } (18. Bxc7 Rc8 19. Bb5+ Kf7 20. Qd5+ e6 21. Qd7+ Be7 22. Qxc8 e5 23. Qe8+ Ke6 24. Bc4+ Kf5) 18... c5?! { (41.23 → Mate in 7) Checkmate is now unavoidable. Best move was Rb6. } (18... Rb6 19. gxf6) 19. bxc5 Rxb2+ 20. Qxb2 e5 21. Bc1?! { (Mate in 5 → Mate in 6) Not the best checkmate sequence. Best move was Bc4. } (21. Bc4 exf4 22. Qb8+ Kd7 23. Qb7+ Kd8 24. Bb5 fxg5 25. Qd7#) 21... Ke7 { Black resigns. } 1-0