[Event "علیرضا فیروزجا Arena"] [Site "https://lichess.org/uqdFtLRg"] [Date "2022.03.01"] [White "Hajitaghi"] [Black "sayan13"] [Result "0-1"] [UTCDate "2022.03.01"] [UTCTime "18:52:51"] [WhiteElo "1483"] [BlackElo "1645"] [WhiteRatingDiff "-4"] [BlackRatingDiff "+59"] [Variant "Standard"] [TimeControl "600+0"] [ECO "D20"] [Opening "Queen's Gambit Accepted: Old Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 dxc4 3. e3 { D20 Queen's Gambit Accepted: Old Variation } b5?! { (0.31 → 0.88) Inaccuracy. e5 was best. } (3... e5 4. Bxc4 exd4 5. exd4 Bd6 6. Nf3 Nf6 7. Qe2+ Qe7 8. Qxe7+) 4. Nf3 Bb7 5. Nc3? { (0.62 → -0.51) Mistake. b3 was best. } (5. b3 e6 6. bxc4 bxc4 7. Nc3 Nd7 8. Rb1 Rb8 9. Bxc4 Ngf6) 5... a6 6. b3?! { (-0.25 → -0.90) Inaccuracy. a4 was best. } (6. a4 c6 7. b3 cxb3 8. Ba3 b2 9. Rb1 Nd7 10. Bd3 e6) 6... cxb3 7. Qxb3 e6 8. a4 c6?? { (-1.97 → -0.09) Blunder. b4 was best. } (8... b4 9. d5) 9. Bd2? { (-0.09 → -1.40) Mistake. axb5 was best. } (9. axb5 axb5) 9... Nf6 10. Be2?! { (-1.51 → -2.65) Inaccuracy. e4 was best. } (10. e4 Be7 11. e5 Nfd7 12. Ne4 c5 13. Nd6+ Bxd6 14. exd6 Bd5 15. Qb2 c4 16. axb5 Qb6) 10... Be7? { (-2.65 → -1.35) Mistake. b4 was best. } (10... b4 11. Nb1) 11. O-O O-O 12. axb5?! { (-1.42 → -2.58) Inaccuracy. e4 was best. } (12. e4 b4) 12... cxb5 13. Rfd1 Nd5? { (-2.82 → -1.40) Mistake. Nbd7 was best. } (13... Nbd7 14. Be1 Qb8 15. Na2 Rc8 16. Qb2 Qc7 17. Nc1 Nb6 18. Ba5 Bd5 19. Ne5 Qb7 20. f3) 14. e4? { (-1.40 → -3.19) Mistake. Bd3 was best. } (14. Bd3) 14... Nxc3 15. Bxc3 Bxe4 16. Nd2? { (-3.04 → -5.91) Mistake. d5 was best. } (16. d5 Bxd5) 16... Bd5 17. Qc2 Nd7 18. Bd3 Nf6 19. Ba5 Qd7 20. f3 Rfc8 21. Qb1 g6 22. Nb3 Bxb3 23. Qxb3 Qxd4+ 24. Kf1 Bc5 25. Bxg6?! { (-15.46 → Mate in 1) Checkmate is now unavoidable. Rd2 was best. } (25. Rd2 Nd5 26. g3 Qg1+ 27. Ke2 Qxh2+ 28. Kd1 Qg1+ 29. Ke2 Qf2+ 30. Kd1 Ne3+ 31. Kc1 Bb4+) 25... Qf2# { Black wins by checkmate. } 0-1