lichess dev

[Event "Open Arena"] [Site "http://chess-academy.net/604sEs59"] [Date "2021.02.27"] [Round "-"] [White "Apollo0"] [Black "Nicolas9"] [Result "1-0"] [UTCDate "2021.02.27"] [UTCTime "17:27:41"] [WhiteElo "1615"] [BlackElo "1420"] [WhiteRatingDiff "+19"] [BlackRatingDiff "-6"] [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 } e6 2. Qf3? { (0.34 → -0.82) Mistake. Best move was d4. } (2. d4 d5 3. c4 Nf6 4. Nf3 c5 5. Nc3 Nc6 6. Be2 cxd4) 2... Nc6? { (-0.82 → 0.19) Mistake. Best move was Nf6. } (2... Nf6 3. d4 c5 4. Qd1 d5 5. Nf3 Be7 6. Be2 O-O 7. O-O) 3. h4? { (0.19 → -1.19) Mistake. Best move was Qd1. } (3. Qd1) 3... Ne5? { (-1.19 → 0.01) Mistake. Best move was d5. } (3... d5 4. Nc3) 4. Qf4?! { (0.01 → -0.78) Inaccuracy. Best move was Qg3. } (4. Qg3 Nc6 5. d4 Nb4 6. Bd3 Ne7 7. Nf3 d5 8. Nc3 Nxd3+ 9. cxd3 Nf5 10. Qh3 h5) 4... d6? { (-0.78 → 0.55) Mistake. Best move was Bd6. } (4... Bd6 5. Qa4) 5. Nh3? { (0.55 → -1.51) Mistake. Best move was d4. } (5. d4 Nc6 6. Nf3 Nf6 7. Bd2 Qe7 8. Nc3 e5 9. dxe5 dxe5 10. Qg3 Bd7 11. O-O-O O-O-O) 5... Ng6?! { (-1.51 → -0.54) Inaccuracy. Best move was c5. } (5... c5) 6. Qf3?! { (-0.54 → -1.22) Inaccuracy. Best move was Qa4+. } (6. Qa4+) 6... Qxh4? { (-1.22 → 0.42) Mistake. Best move was Nxh4. } (6... Nxh4 7. Qe2 c6 8. d4 e5 9. Nc3 Nf6 10. dxe5 dxe5 11. Bd2 h6 12. O-O-O Ng6 13. f3) 7. g3? { (0.42 → -1.67) Mistake. Best move was Bb5+. } (7. Bb5+ Ke7) 7... Qc4?? { (-1.67 → 12.08) Blunder. Best move was Qb4. } (7... Qb4) 8. Bxc4 d5 9. Ng5?! { (12.58 → 9.45) Inaccuracy. Best move was Bb3. } (9. Bb3 Bd6 10. Nc3 Bd7 11. a4 a6 12. d4 Nf6 13. Nf4 Nxf4 14. gxf4 g6 15. a5 O-O) 9... Nh6?! { (9.45 → 13.79) Inaccuracy. Best move was Ne5. } (9... Ne5 10. Qf4) 10. Bb5+ c6 11. Bf1 Be7 12. b4? { (12.39 → 8.23) Mistake. Best move was Rxh6. } (12. Rxh6 Bxg5 13. Rh1 h6 14. d3 O-O 15. Nc3 Rb8 16. Bd2 b5 17. a3 a5 18. O-O-O a4) 12... Bxg5 13. b5?! { (8.29 → 7.74) Inaccuracy. Best move was Bb2. } (13. Bb2 e5) 13... cxb5? { (7.74 → 8.92) Mistake. Best move was e5. } (13... e5 14. bxc6 bxc6 15. e4 Bg4 16. Qb3 O-O 17. exd5 Rfb8 18. Qc4 Bf3 19. Rxh6 Bxd5 20. Rxg6) 14. Bxb5+ Bd7? { (8.87 → 10.39) Mistake. Best move was Kf8. } (14... Kf8 15. Ba3+) 15. Bxd7+ Kxd7 16. Qe2?! { (9.86 → 9.00) Inaccuracy. Best move was Bb2. } (16. Bb2 f6) 16... Bf6 17. c3?! { (9.06 → 8.43) Inaccuracy. Best move was Nc3. } (17. Nc3 Nf5 18. Ba3 a6 19. Rb1 Bxc3 20. dxc3 b5 21. e4 Nd6 22. exd5 exd5 23. Qf3 Rae8+) 17... Ne5? { (8.43 → 9.48) Mistake. Best move was Nf5. } (17... Nf5 18. d4 Rac8 19. Qb5+ Kc7 20. Nd2 Kb8 21. Ba3 Be7 22. e4 dxe4 23. Bxe7 Nfxe7 24. Nxe4) 18. Qb5+ Nc6?! { (9.14 → 23.90) Inaccuracy. Best move was Kc7. } (18... Kc7 19. d4) 19. d3? { (23.90 → 8.64) Mistake. Best move was Qxb7+. } (19. Qxb7+ Kd8) 19... a6? { (8.64 → 23.95) Mistake. Best move was Kc7. } (19... Kc7 20. e4) 20. Qxb7+ Kd6?! { (23.33 → Mate in 7) Checkmate is now unavoidable. Best move was Kd8. } (20... Kd8 21. Qxa8+ Kc7 22. Qxh8 Nf5 23. Rxh7 Nd6 24. Qa8 Nb4 25. Kd2 Nc6 26. Ba3 Nb7 27. Qxa6) 21. Ba3+ Ke5 22. d4+ Kf5 23. Rh5+ Bg5 24. f4 Kg4 25. Rxg5+ Kf3?! { (19.72 → Mate in 5) Checkmate is now unavoidable. Best move was Kh3. } (25... Kh3 26. Qxc6) 26. Nd2+?! { (Mate in 5 → Mate in 5) Not the best checkmate sequence. Best move was Qb2. } (26. Qb2 Nxd4 27. exd4 Ng4 28. Qe2+ Kxg3 29. Qxg4+ Kh2 30. Qh4#) 26... Kxe3 27. Qb1 f6 28. Rg4?! { (Mate in 4 → Mate in 5) Not the best checkmate sequence. Best move was Nf1+. } (28. Nf1+ Kf3 29. Qd1+ Kg2 30. Qe2+ Kh3 31. Qh2#) 28... Nxg4 29. Nf1+?! { (Mate in 5 → Mate in 6) Not the best checkmate sequence. Best move was Qd1. } (29. Qd1 Nxd4 30. cxd4 Kxd4 31. Qc2 Rac8 32. Nb3+ Ke3 33. Qe2#) 29... Kf3 30. Qd1+ Kg2 31. Qxg4 f5 32. Ne3+ Kh2 33. Qe2+?! { (Mate in 2 → Mate in 3) Not the best checkmate sequence. Best move was Qh4+. } (33. Qh4+ Kg1 34. Ke2#) 33... Kxg3 34. Nf1+?! { (Mate in 3 → Mate in 3) Not the best checkmate sequence. Best move was Qf2+. } (34. Qf2+ Kh3 35. Qg2+ Kh4 36. Qh2#) 34... Kxf4 35. Qe3+?! { (Mate in 1 → Mate in 6) Not the best checkmate sequence. Best move was Bc1#. } (35. Bc1#) 35... Kg4 36. Nh2+ Kh4 37. O-O-O f4 38. Qxf4+ Kh3 39. Rd3+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Qf3+. } (39. Qf3+ Kxh2 40. Rh1#) 39... Kg2 40. Qf3+?! { (Mate in 2 → Mate in 2) Not the best checkmate sequence. Best move was Rd2+. } (40. Rd2+ Kg1 41. Qf1#) 40... Kxh2 41. Rd2+ Kg1 42. Qd1# { White wins by checkmate. } 1-0