[Event "9月オープン大会 Arena"] [Site "https://lichess.org/s7Hs3YMc"] [Date "2021.09.25"] [White "catroot24"] [Black "sakuya304"] [Result "1-0"] [UTCDate "2021.09.25"] [UTCTime "13:53:26"] [WhiteElo "1500"] [BlackElo "2100"] [Variant "Standard"] [TimeControl "600+0"] [ECO "B06"] [Opening "Modern Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 g6 { B06 Modern Defense } 2. Nc3 d6 3. Nf3 Nf6 4. b3?! { (0.47 → -0.18) Inaccuracy. d4 was best. } (4. d4 Bg7 5. Be2 O-O 6. O-O e5 7. dxe5 dxe5 8. Nxe5 Nxe4) 4... Bg7 5. Bb2?? { (-0.20 → -2.05) Blunder. d4 was best. } (5. d4 O-O 6. Rb1 c5 7. d5 a6 8. Bd3 e6 9. O-O b5) 5... Nxe4 6. Qc1?! { (-2.00 → -2.87) Inaccuracy. d4 was best. } (6. d4 Nxc3 7. Bxc3 Nd7 8. Bb2 O-O 9. Qd2 Nf6 10. Be2 a5) 6... Nxc3 7. Bxc3 Bxc3?! { (-3.62 → -2.31) Inaccuracy. e5 was best. } (7... e5) 8. dxc3 Bg4 9. h3?! { (-2.03 → -3.31) Inaccuracy. Qf4 was best. } (9. Qf4 Bxf3 10. Qxf3 c6 11. O-O-O Nd7 12. Kb2 a5 13. a4 d5 14. c4 e6 15. cxd5 cxd5) 9... Bxf3 10. gxf3 e5 11. Qe3 h5? { (-2.88 → -1.21) Mistake. Qh4 was best. } (11... Qh4 12. O-O-O Nc6 13. Rg1 f5 14. Bb5 O-O 15. Bc4+ Kg7 16. Kb2 Qh6 17. a4 Rae8 18. b4) 12. Bd3?? { (-1.21 → -3.14) Blunder. O-O-O was best. } (12. O-O-O Qf6 13. Qe4 Qf4+ 14. Qxf4 exf4 15. Rd4 Nd7 16. Rxf4 O-O 17. Rc4 Nc5 18. f4 Kg7) 12... Nd7 13. b4 f5?! { (-3.87 → -2.52) Inaccuracy. Qf6 was best. } (13... Qf6) 14. f4 e4 15. Bc4 Qf6 16. Bb3 Nb6 17. O-O-O O-O-O 18. Bd5? { (-1.90 → -3.38) Mistake. a4 was best. } (18. a4 Kb8) 18... Nxd5?! { (-3.38 → -2.15) Inaccuracy. c6 was best. } (18... c6 19. Bb3) 19. Rxd5 Kb8 20. Ra5?! { (-1.67 → -2.33) Inaccuracy. b5 was best. } (20. b5 Rhe8 21. Rhd1 Re7 22. R1d4 Red7 23. Ra4 b6 24. Rad4 Qe6 25. a4 a5 26. bxa6 c6) 20... b6 21. Ra3?! { (-2.42 → -3.78) Inaccuracy. Rd5 was best. } (21. Rd5) 21... Rd7 22. Rd1 d5?! { (-3.65 → -2.58) Inaccuracy. Rhd8 was best. } (22... Rhd8 23. b5 d5 24. Ra4 c5 25. bxc6 Rc7 26. Rad4 Rd6 27. Rxd5 Rdxc6 28. Rd8+ Kb7 29. R1d7) 23. Qd4 Qh4?? { (-2.07 → 7.03) Blunder. Rf8 was best. } (23... Rf8 24. c4) 24. Qxh8+ { Black resigns. } 1-0