[Event "Magos do Tabuleiro Arena"] [Site "https://lichess.org/KhkOFzDh"] [Date "2021.07.29"] [White "vonkalbersinger"] [Black "Orguim"] [Result "0-1"] [UTCDate "2021.07.29"] [UTCTime "01:01:17"] [WhiteElo "2354"] [BlackElo "1993"] [WhiteRatingDiff "-10"] [BlackRatingDiff "+10"] [Variant "Standard"] [TimeControl "300+3"] [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 } a6 4. Bxc4 e6 5. Nc3 b5 6. Bb3 Nd7 7. Nf3 Bb7 8. O-O c5 9. a4?! { (0.44 → -0.56) Inaccuracy. d5 was best. } (9. d5 c4 10. Bc2 Ngf6 11. e4 Qc7 12. dxe6 fxe6 13. Ng5 Nc5 14. Be3 h6 15. Nf3 Ng4) 9... c4 10. Bc2 b4 11. Ne4 a5 12. Ng3 Ngf6 13. Re1?! { (-0.69 → -1.52) Inaccuracy. b3 was best. } (13. b3 cxb3 14. Bxb3 Bd6 15. Bb2 O-O 16. Nd2 Rc8 17. Qe2 Qb6 18. Rfc1 Bd5 19. Bxd5 Nxd5) 13... Be7 14. e4 O-O? { (-1.49 → -0.33) Mistake. b3 was best. } (14... b3) 15. Bf4? { (-0.33 → -1.55) Mistake. b3 was best. } (15. b3) 15... b3 16. Bb1 Bb4 17. Bd2 Qe7 18. Qc1 Bxd2 19. Qxd2 Qb4 20. Qxb4 axb4 21. Rc1?? { (-2.00 → -7.95) Blunder. Nd2 was best. } (21. Nd2 Rfc8) 21... Rfc8? { (-7.95 → -4.24) Mistake. c3 was best. } (21... c3) 22. Nd2 c3 23. bxc3?! { (-5.39 → -9.13) Inaccuracy. Bd3 was best. } (23. Bd3 cxd2) 23... b2 { White resigns. } 0-1