[Event "Umich Chess Arena"] [Site "https://lichess.org/OyxMuETc"] [Date "2020.09.09"] [White "xiupengyuan"] [Black "NickKono"] [Result "0-1"] [UTCDate "2020.09.09"] [UTCTime "22:42:07"] [WhiteElo "1930"] [BlackElo "2200"] [WhiteRatingDiff "-4"] [BlackRatingDiff "+4"] [Variant "Standard"] [TimeControl "300+0"] [ECO "A58"] [Opening "Benko Gambit Accepted: Fully Accepted Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 { A58 Benko Gambit Accepted: Fully Accepted Variation } Bxa6 6. Nc3 e6 7. d6?? { (0.94 → -0.92) Blunder. e4 was best. } (7. e4 exd5 8. Bxa6 Nxa6 9. e5 Ne4 10. Qxd5 Nxc3 11. bxc3 Nc7) 7... Nc6?! { (-0.92 → -0.30) Inaccuracy. Qb6 was best. } (7... Qb6) 8. f4?! { (-0.30 → -1.25) Inaccuracy. e4 was best. } (8. e4 Bxf1 9. Kxf1 Qb8 10. Bf4 e5 11. Bg5 Nd4 12. Bxf6 gxf6 13. Nge2 Qxd6 14. Qd3 Bg7) 8... Qb8?! { (-1.25 → -0.66) Inaccuracy. Qa5 was best. } (8... Qa5) 9. e4 e5 10. Bxa6 Rxa6 11. Nf3 Bxd6 12. fxe5?! { (-0.66 → -1.49) Inaccuracy. f5 was best. } (12. f5 O-O) 12... Nxe5 13. Bg5? { (-1.24 → -2.85) Mistake. Qe2 was best. } (13. Qe2 Rb6) 13... Qxb2 14. Nd5?? { (-2.74 → -8.63) Blunder. Bd2 was best. } (14. Bd2 Nd3+ 15. Kf1 O-O 16. Rb1 Qa3 17. Qb3 Qxb3 18. axb3 Re8 19. Ke2 Nb4 20. Rhe1 Nxe4) 14... Qxg2 { White resigns. } 0-1