[Event "Class Bialystok Autumn 2007 group A"] [Site "Bialystok"] [Date "2007.11.25"] [Round "9.5"] [White "Chilkiewicz, Marek"] [Black "Buzun, Michal"] [Result "1-0"] [WhiteElo "1850"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "A15"] [Opening "English Opening: Anglo-Indian Defense, Grünfeld Formation"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 d5 2. c4 Nf6 3. g3?! { (0.64 → -0.32) Inaccuracy. cxd5 was best. } (3. cxd5 c6 4. dxc6 Nxc6 5. Nc3 e5 6. e4 Bc5 7. Bc4 Nd4 8. O-O O-O 9. h3 b5) 3... g6?! { (-0.32 → 0.39) Inaccuracy. dxc4 was best. } { A15 English Opening: Anglo-Indian Defense, Grünfeld Formation } (3... dxc4 4. e3 Be6 5. Nc3 c6 6. Ng5 Bd5 7. e4 h6 8. exd5 hxg5 9. Bxc4 cxd5 10. Bb5+) 4. Bg2 Bg7 5. O-O O-O 6. cxd5 Nxd5 7. Nc3 c6 8. Qc2 Nd7 9. a3 N7b6 10. Rb1 Bf5 11. d3 Nxc3 12. bxc3 Qd7 13. a4 e5 14. e4 Bg4 15. Be3 Nc8 16. Qb2?! { (0.99 → 0.35) Inaccuracy. Ng5 was best. } (16. Ng5 b6) 16... b6 17. d4 exd4?! { (0.06 → 0.64) Inaccuracy. Nd6 was best. } (17... Nd6 18. Nxe5) 18. Nxd4? { (0.64 → -0.51) Mistake. cxd4 was best. } (18. cxd4 Nd6 19. Rfc1 Be6 20. Qb4 Nb7 21. Ng5 Rad8 22. Nxe6 Qxe6 23. e5 Na5 24. f4 f6) 18... c5 19. Nb3 Nd6 20. Nd2 Rad8 21. a5 Be2 22. Rfe1 Bd3 23. Rbd1 Qc7?! { (-0.18 → 0.56) Inaccuracy. Qb5 was best. } (23... Qb5 24. Qa1) 24. axb6 axb6 25. Bf4 Rfe8 26. e5 Nc4 27. Nxc4 Bxc4 28. e6 Rxd1 29. Rxd1 Qe7 30. exf7+ Kxf7 31. Qxb6 Kg8 32. Be3 Bxc3 33. Qxc5?! { (1.35 → 0.73) Inaccuracy. Bc6 was best. } (33. Bc6 Rc8 34. Bd7 Ra8 35. Bxc5 Qf6 36. Qb7 Rd8 37. Qe4 Qf7 38. Rd6 Rb8 39. Bc6 Ba2) 33... Qxc5 34. Bxc5 Re1+ 35. Rxe1 Bxe1 36. Bf1 Bd5 37. Bd3 Bc3 38. Kf1 Kf7 39. Ke2 Kf6 40. Ke3 Kg5 41. Be2 Kf5 42. Bd4 Be1 43. h3 Bg2?? { (0.82 → 8.52) Blunder. Ke6 was best. } (43... Ke6 44. Bg4+ Kf7 45. Kf4 Bb4 46. h4 Be7 47. Ke5 Bb3 48. Bf3 Bf6+ 49. Ke4 Be7 50. Kf4) 44. Bg4+ Kg5 45. Bg7 Bxf2+ 46. Kxf2 Be4 47. Bf3?! { (5.91 → 4.64) Inaccuracy. Bd7 was best. } (47. Bd7) 47... Bc2 48. g4 h5?! { (4.64 → 6.52) Inaccuracy. Kf4 was best. } (48... Kf4 49. Bh6+ Ke5 50. Kg3 Kf6 51. g5+ Ke6 52. Bg7 Bb3 53. Be4 Bc4 54. h4 Kf7 55. Bd4) 49. Kg3 hxg4?? { (6.08 → Mate in 2) Checkmate is now unavoidable. h4+ was best. } (49... h4+ 50. Kf2 Bb1 51. Bc6 Bc2 52. Bd5 Bd3 53. Bg2 Bb5 54. Bd4 Bc4 55. Be4 Be6 56. Be3+) 50. Bxg4 Bd3 51. h4# { White wins by checkmate. } 1-0