lichess dev

[Event "The Rook Arena"] [Site "http://chess-academy.net/BhRuutVw"] [Date "2020.07.02"] [Round "-"] [White "Victor"] [Black "arsenie_lisagor1"] [Result "1-0"] [UTCDate "2020.07.02"] [UTCTime "16:18:13"] [WhiteElo "1500"] [BlackElo "1228"] [WhiteRatingDiff "+78"] [BlackRatingDiff "-5"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A02"] [Opening "System: Double Duck Formation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4 d5 2. f4? { (0.53 → -0.91) Mistake. Best move was c4. } (2. c4 e6 3. Nf3 Nf6 4. Nc3 Bb4 5. e3 O-O 6. Be2 Nbd7) 2... f5? { (-0.91 → 0.40) Mistake. Best move was c5. } { A02 System: Double Duck Formation } (2... c5 3. e3) 3. Nf3 Nf6 4. Nc3?! { (0.59 → -0.38) Inaccuracy. Best move was c4. } (4. c4 e6 5. e3 Be7 6. Nc3 O-O 7. Be2 c5 8. a3 b6 9. cxd5 Nxd5 10. Nxd5 Qxd5) 4... Nc6?! { (-0.38 → 0.48) Inaccuracy. Best move was e6. } (4... e6 5. e3) 5. Bd2?! { (0.48 → -0.18) Inaccuracy. Best move was e3. } (5. e3 e6 6. Be2 Bd7 7. O-O Be7 8. b3 O-O 9. Bb2 Be8 10. Na4 Qd7 11. c4 Ne4) 5... Bd7?! { (-0.18 → 0.32) Inaccuracy. Best move was e6. } (5... e6 6. e3) 6. e3 e6 7. Qe2? { (0.60 → -0.79) Mistake. Best move was Bd3. } (7. Bd3 Bd6) 7... Qe7? { (-0.79 → 0.33) Mistake. Best move was a6. } (7... a6 8. O-O-O b5 9. a3 Be7 10. Kb1 O-O 11. Ne5 Nxe5 12. dxe5 Ne4 13. g4 b4 14. Nxe4) 8. O-O-O O-O-O 9. Rg1?! { (0.33 → -0.33) Inaccuracy. Best move was Kb1. } (9. Kb1 Kb8 10. Ne5 g6 11. g3 Qg7 12. Qg2 h5 13. a3 Nxe5 14. fxe5 Ne4 15. Nxe4 dxe4) 9... Rg8?! { (-0.33 → 0.59) Inaccuracy. Best move was Qe8. } (9... Qe8 10. Be1 Be7 11. Kb1 a6 12. Bh4 Ne4 13. Qe1 Bf6 14. a3 Kb8 15. Be2 h6 16. Bxf6) 10. Re1? { (0.59 → -0.54) Mistake. Best move was h3. } (10. h3 Kb8 11. g4 Qf7 12. Qh2 Ne4 13. Kb1 Be7 14. Be2 h6 15. Rgf1 g5 16. Nxe4 fxe4) 10... Re8? { (-0.54 → 0.60) Mistake. Best move was h6. } (10... h6) 11. Rd1? { (0.60 → -0.48) Mistake. Best move was h3. } (11. h3 Qf7 12. a3 Kb8 13. g4 g6 14. Qh2 Ne4 15. Kb1 a6 16. gxf5 exf5 17. Nxe4 fxe4) 11... Rd8? { (-0.48 → 0.55) Mistake. Best move was h6. } (11... h6 12. Kb1 Kb8 13. a3 g5 14. Qe1 Qh7 15. Bb5 a6 16. Bxc6 Bxc6 17. Ne5 Bd7 18. Ne2) 12. Nb5? { (0.55 → -0.79) Mistake. Best move was h3. } (12. h3 Kb8 13. g4 Qf7 14. Kb1 Be7 15. Qh2 Ne4 16. Be2 a6 17. Nxe4 fxe4 18. Ng5 Bxg5) 12... Nh5? { (-0.79 → 1.64) Mistake. Best move was h6. } (12... h6 13. Ne5 Kb8 14. g3 Be8 15. Bg2 Bh5 16. Bf3 Bxf3 17. Nxf3 g5 18. Ne5 Qe8 19. Nc3) 13. a4? { (1.64 → -0.95) Mistake. Best move was Ne5. } (13. Ne5) 13... a6?! { (-0.95 → -0.17) Inaccuracy. Best move was Kb8. } (13... Kb8) 14. Na3? { (-0.17 → -1.45) Mistake. Best move was Nc3. } (14. Nc3) 14... Na5?? { (-1.45 → 3.87) Blunder. Best move was Nf6. } (14... Nf6 15. Nb1 h6 16. Qd3 g5 17. Qb3 Be8 18. Ne5 gxf4 19. Nxc6 Bxc6 20. exf4 Ne4 21. g3) 15. b4?? { (3.87 → -2.31) Blunder. Best move was Bxa5. } (15. Bxa5 Bxa4) 15... Qxb4?? { (-2.31 → 6.53) Blunder. Best move was Bxa4. } (15... Bxa4 16. Kb2 Nc6 17. Ne5 Nf6 18. Nd3 Ne4 19. Nc5 Nxc5 20. bxc5 g5 21. fxg5 e5 22. Bc3) 16. c3?? { (6.53 → Mate in 10) Checkmate is now unavoidable. Best move was Bxb4. } (16. Bxb4 Bxb4) 16... Qxa3+ 17. Kc2 Qxa4+ 18. Kd3 Qc6? { (Mate in 2 → -9.63) Lost forced checkmate sequence. Best move was Bb5+. } (18... Bb5+ 19. c4 Qxc4#) 19. Bc1 Qd6? { (-10.01 → -8.44) Mistake. Best move was Nf6. } (19... Nf6 20. Ne5 Qa4 21. Kd2 Ne4+ 22. Ke1 Nxc3 23. Qf3 Nxd1 24. Qxd1 Qxd1+ 25. Kxd1 Ba4+ 26. Ke2) 20. Qa2 b6?! { (-8.63 → -7.70) Inaccuracy. Best move was Nc4. } (20... Nc4 21. Kc2 Nb6 22. Bd3 Nf6 23. Ne5 Qe7 24. Rd2 Ne4 25. Bxe4 fxe4 26. Kb1 Ba4 27. Rb2) 21. Kd2?! { (-7.70 → -8.52) Inaccuracy. Best move was Kc2. } (21. Kc2 Kb7 22. Bd2 Qa3 23. Qxa3 Bxa3 24. Ra1 Bd6 25. g4 Nf6 26. gxf5 exf5 27. Bd3 Ne4) 21... Nc6?? { (-8.52 → -5.24) Blunder. Best move was Kb7. } (21... Kb7 22. Ne5 Nf6 23. Kc2 c5 24. c4 cxd4 25. Rxd4 Ra8 26. Bd2 Nc6 27. Nxc6 Qxc6 28. Kb1) 22. Bxa6+ Kb8 23. Bb5? { (-5.38 → -7.04) Mistake. Best move was Kc2. } (23. Kc2 Nf6) 23... Be7?? { (-7.04 → -4.04) Blunder. Best move was Na5. } (23... Na5) 24. Bb2? { (-4.04 → -6.44) Mistake. Best move was Ne5. } (24. Ne5 Nf6 25. Ba3 Qxa3 26. Qxa3 Bxa3 27. Bxc6 Bxc6 28. Nxc6+ Kb7 29. Nxd8+ Rxd8 30. Kc2 Be7) 24... Kb7?? { (-6.44 → 5.52) Blunder. Best move was Na5. } (24... Na5 25. Bd3 Nf6 26. Ne5 Ne4+ 27. Bxe4 fxe4 28. Ra1 Kb7 29. h4 Bb5 30. Ba3 Qxa3 31. Qxa3) 25. Ra1?? { (5.52 → -6.15) Blunder. Best move was Qa6+. } (25. Qa6+ Kb8) 25... Bf6?? { (-6.15 → Mate in 2) Checkmate is now unavoidable. Best move was Na5. } (25... Na5 26. Bd3) 26. Qa6+ Kb8 27. Qa8# { White wins by checkmate. } 1-0