[Event "2017 Spring Marathon"] [Site "https://lichess.org/agBIn6az"] [Date "2017.04.16"] [White "penguingim1"] [Black "Dangor"] [Result "0-1"] [UTCDate "2017.04.16"] [UTCTime "20:48:51"] [WhiteElo "2463"] [BlackElo "2322"] [WhiteRatingDiff "-20"] [BlackRatingDiff "+15"] [WhiteTitle "GM"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "180+2"] [ECO "A57"] [Opening "Benko Gambit"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 c5 3. d5 b5 { A57 Benko Gambit } 4. cxb5 e6 5. e3?! { (0.41 → -0.15) Inaccuracy. Nc3 was best. } (5. Nc3) 5... exd5 6. Nc3 Bb7 7. Nf3 Be7 8. a4 O-O?! { (-0.33 → 0.32) Inaccuracy. a6 was best. } (8... a6 9. b3 O-O 10. Bb2 axb5 11. Bxb5 Na6 12. h3 Re8 13. O-O Bf8 14. Ne2 Bd6 15. Nc3) 9. a5 a6 10. b6 d6 11. b3 Nbd7 12. Bb2 Ne5 13. Be2 Re8 14. O-O Rc8 15. Qc2 d4 16. Nxe5?! { (0.00 → -0.58) Inaccuracy. Na4 was best. } (16. Na4 Nxf3+ 17. Bxf3 Bxf3 18. gxf3 Qd7 19. exd4 Qh3 20. dxc5 Ng4 21. fxg4 Qxg4+ 22. Kh1 Qf3+) 16... dxe5 17. Na4 e4 18. Bc4 Bd6 19. h3 Bb8 20. Rad1?! { (-0.52 → -1.20) Inaccuracy. Rfd1 was best. } (20. Rfd1 Qd6) 20... Qd6 21. g3 Qd7 22. Kg2 d3?! { (-1.22 → -0.29) Inaccuracy. Qf5 was best. } (22... Qf5 23. b4) 23. Qc3? { (-0.29 → -1.88) Mistake. Bxf6 was best. } (23. Bxf6 Qf5 24. Qb2 gxf6 25. Rd2 h5 26. Qc1 Be5 27. Qd1 Kg7 28. Rg1 Qg6 29. Kh1 f5) 23... Qf5 24. Kh2?? { (-1.72 → -5.20) Blunder. Qe1 was best. } (24. Qe1 Nd7) 24... Rc6 25. f4? { (-4.29 → -9.01) Mistake. Bxd3 was best. } (25. Bxd3 exd3) 25... exf3 26. Rxd3 Bxg3+ 27. Kg1 f2+ 28. Kg2 Rd6+ 29. e4 Rxd3 30. Bxd3?! { (-16.43 → Mate in 7) Checkmate is now unavoidable. Qxd3 was best. } (30. Qxd3 Bxe4+) 30... Rxe4 31. Bxe4 Qxe4+ 32. Kxg3 Qg2+ 33. Kh4 g5# { Black wins by checkmate. } 0-1