[Event "Group7 - Round1"] [Site "https://lichess.org/KFONoCGs"] [Date "2021.08.14"] [White "erfan1803"] [Black "Sahar_Ramezani2"] [Result "1-0"] [UTCDate "2021.08.14"] [UTCTime "17:45:45"] [WhiteElo "2471"] [BlackElo "2171"] [WhiteRatingDiff "+13"] [BlackRatingDiff "-79"] [Variant "Standard"] [TimeControl "300+5"] [ECO "D02"] [Opening "Queen's Pawn Game: London System"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nf6 2. d4 d5 3. Bf4 { D02 Queen's Pawn Game: London System } c5 4. e3 Nc6 5. c3 Qb6 6. b3 Bf5 7. Bd3 Bxd3 8. Qxd3 e6 9. O-O Be7 10. Nbd2 Rc8 11. Rac1 h6 12. dxc5 Bxc5 13. c4 Nb4?! { (-0.69 → 0.26) Inaccuracy. O-O was best. } (13... O-O 14. Qb1 Rfd8 15. h3 Bb4 16. Rc2 Qa5 17. cxd5 Nxd5 18. Nc4 Qa6 19. Rfc1 Be7 20. Nce5) 14. Qb1 a5?! { (0.19 → 1.27) Inaccuracy. Nc6 was best. } (14... Nc6 15. cxd5) 15. Be5 Be7?? { (1.35 → 3.98) Blunder. O-O was best. } (15... O-O) 16. Bxf6?? { (3.98 → 0.90) Blunder. cxd5 was best. } (16. cxd5 O-O 17. Nc4 Qa6 18. dxe6 fxe6 19. Bd4 Nc6 20. Bb2 Rfd8 21. h3 Qb5 22. Rfd1 Qf5) 16... Bxf6 17. a3 Na6 18. cxd5 O-O?? { (1.17 → 3.33) Blunder. Rxc1 was best. } (18... Rxc1 19. Rxc1) 19. Nc4 Qc5 20. dxe6 fxe6 21. Rfd1 Qa7? { (3.10 → 4.92) Mistake. Rc7 was best. } (21... Rc7) 22. Qe4?! { (4.92 → 3.36) Inaccuracy. h3 was best. } (22. h3 b6) 22... Qb8?? { (3.36 → 6.91) Blunder. Nc5 was best. } (22... Nc5 23. Qb1) 23. Qxe6+ Kh8 24. Nd6 Rxc1 25. Rxc1 Qd8 26. Nf7+ Rxf7 27. Qxf7 Qd2? { (7.64 → Mate in 6) Checkmate is now unavoidable. Bb2 was best. } (27... Bb2 28. Rf1) 28. Nxd2 Bb2 29. Qf8+ Kh7 30. Qf5+ Kh8 31. Rc8# { White wins by checkmate. } 1-0