[Event "Hourly SuperBlitz Arena"] [Site "https://lichess.org/5D2kGYVP"] [Date "2023.06.14"] [White "Andrey_Efimenko"] [Black "koeswandi"] [Result "0-1"] [UTCDate "2023.06.14"] [UTCTime "03:04:58"] [WhiteElo "2272"] [BlackElo "1834"] [WhiteRatingDiff "-10"] [BlackRatingDiff "+10"] [Variant "Standard"] [TimeControl "180+0"] [ECO "A57"] [Opening "Benko Gambit Accepted"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 c5?! { (0.16 → 0.93) Inaccuracy. e6 was best. } (2... e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bg5 h6 7. Bh4) 3. d5 b5 4. cxb5 a6 { A57 Benko Gambit Accepted } 5. e4? { (0.74 → -0.56) Mistake. e3 was best. } (5. e3 Bb7 6. Nc3 Qa5 7. Bd2 axb5 8. Bxb5 Qb6 9. a4 Nxd5) 5... axb5? { (-0.56 → 0.96) Mistake. Nxe4 was best. } (5... Nxe4 6. Nc3 Nxc3 7. bxc3 Qa5 8. Qb3 axb5 9. Bxb5 Ba6 10. Bxa6) 6. e5 Ne4 7. f3 Qa5+ 8. Nd2?? { (2.57 → -0.05) Blunder. Ke2 was best. } (8. Ke2 g6 9. fxe4 Bg7 10. Nf3 O-O 11. Bd2 Qb6 12. Ke1 d6 13. a4 Rxa4 14. Rxa4 bxa4) 8... Nxd2 9. Bxd2 Qb6 10. Nh3?! { (0.26 → -0.57) Inaccuracy. Qb3 was best. } (10. Qb3 e6) 10... g6 11. Bd3?! { (-0.50 → -1.29) Inaccuracy. Qb3 was best. } (11. Qb3 Bg7) 11... Bg7 12. f4 O-O 13. O-O?? { (-1.46 → -3.56) Blunder. Qb3 was best. } (13. Qb3 d6) 13... c4+ 14. Nf2?! { (-3.34 → -4.20) Inaccuracy. Kh1 was best. } (14. Kh1) 14... cxd3 15. Bc3 b4 16. Be1 d6 17. Kh1 dxe5 18. Nxd3 Ba6 19. Bf2 Qd6 20. fxe5 Bxe5 21. Nxe5 Qxe5 22. Re1 Qf6 23. Bd4 Qg5 24. Be3 Qf5 25. Qd4 Nd7 26. Bh6 Qf6 27. Qg4 Rfd8 28. Bg5 Qf5?! { (-3.79 → -3.00) Inaccuracy. h5 was best. } (28... h5 29. Qg3 Qxb2 30. d6 e5 31. Bxd8 Rxd8 32. h3 Rb8 33. Reb1 Qc2 34. Rd1 Bc4 35. Qg5) 29. Qh4?! { (-3.00 → -4.60) Inaccuracy. Qxf5 was best. } (29. Qxf5 gxf5 30. Bxe7 Re8 31. Bxb4 Bb7 32. Rxe8+ Rxe8 33. Rf1 Bxd5 34. Rxf5 Bxa2 35. Rg5+ Kh8) 29... f6 30. Be3?! { (-3.68 → -5.35) Inaccuracy. Rxe7 was best. } (30. Rxe7 h5 31. Bh6 Re8 32. Rg7+ Kh8 33. d6 Re4 34. Qxe4 Qxe4 35. Rxd7 Re8 36. Rg1 Bb5) 30... Qxd5 31. Bg1 Qf7 32. Rad1 Bb7 33. Re3?! { (-4.18 → -5.57) Inaccuracy. Qxb4 was best. } (33. Qxb4 Rdb8 34. Qxe7 Ne5 35. Qxf7+ Kxf7 36. a3 Rd8 37. Bd4 Nf3 38. Bb6 Rxd1 39. Rxd1 Ne5) 33... Ne5 34. Rde1 Rac8 35. Rf1 Rc2 36. Rxe5?? { (-6.67 → Mate in 1) Checkmate is now unavoidable. Bf2 was best. } (36. Bf2 Rdd2 37. Qxb4 Rxf2 38. Rxf2 Rxf2 39. Re1 Bxg2+ 40. Kg1 Rc2 41. Qc3 Nf3+ 42. Qxf3 Bxf3) 36... Bxg2# { Black wins by checkmate. } 0-1