[Event "Weekly Classical Arena"] [Site "https://lichess.org/sDVG2XGh"] [Date "2024.05.24"] [White "PrerakP"] [Black "Mangust-Z"] [Result "0-1"] [UTCDate "2024.05.24"] [UTCTime "18:12:48"] [WhiteElo "1886"] [BlackElo "2040"] [WhiteRatingDiff "-4"] [BlackRatingDiff "+9"] [Variant "Standard"] [TimeControl "1200+10"] [ECO "B07"] [Opening "Pirc Defense: Kholmov System"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 { B07 Pirc Defense: Kholmov System } Bg7 5. Nf3 O-O 6. O-O c6 7. h3 b5 8. Bb3?! { (0.57 → -0.19) Inaccuracy. Bd3 was best. } (8. Bd3 Na6 9. Be3 Nc7 10. Qd2 Bb7 11. Rad1 c5 12. dxc5 b4) 8... b4 9. Na4 Nxe4 10. d5? { (-0.17 → -1.61) Mistake. Re1 was best. } (10. Re1) 10... c5 11. Re1 Nf6 12. c3 bxc3 13. Nxc3 Bb7 14. Bg5 Na6 15. Bc4 Nc7 16. Nd2?! { (-0.67 → -1.61) Inaccuracy. Qd2 was best. } (16. Qd2 Ba6 17. b3 Bxc4 18. bxc4 Rb8 19. Bh6 Rb4 20. Bxg7 Kxg7 21. Qd3 e5) 16... h6 17. Bxf6 Bxf6 18. Qb3 Rb8 19. Qc2 Bxc3 20. bxc3 Bxd5 21. Bd3 Kg7 22. Re3 Ne6 23. Rg3 Nf4 24. Bf1 Nh5 25. Rd3 Bc4?? { (-3.10 → 2.73) Blunder. Nf4 was best. } (25... Nf4 26. Re3 Qd7 27. Rd1 e5 28. Ne4 Rbd8 29. Qd2 Qc7 30. g3 Bxe4 31. Rxe4) 26. Rf3?? { (2.73 → -2.88) Blunder. Nxc4 was best. } (26. Nxc4 Nf6 27. Qe2 d5 28. Qe5 e6 29. Rad1 Qe7 30. Ne3 Rfd8 31. c4 Qd6) 26... Bxf1 27. Nxf1 Nf6 28. Rg3 Qb6 29. Nd2 Qb2 30. Qxb2 Rxb2 31. Nb3 Rb8 32. Kf1 c4 33. Na5 Rb1+ 34. Rxb1 Rxb1+ 35. Ke2 d5 36. Nc6 Rb7 37. a4 e6 38. a5 Ne4 39. Re3 Rb2+ 40. Kf3?? { (-4.37 → Mate in 4) Checkmate is now unavoidable. Ke1 was best. } (40. Ke1 a6 41. Rf3 Rb1+ 42. Ke2 f5 43. h4 g5 44. hxg5 hxg5 45. Nd8 g4) 40... Rxf2+ 41. Kg4 Rxg2+?? { (Mate in 3 → -4.93) Lost forced checkmate sequence. f5+ was best. } (41... f5+ 42. Kh4 g5+ 43. Kh5 Nf6#) 42. Kh4?? { (-4.93 → Mate in 2) Checkmate is now unavoidable. Kf4 was best. } (42. Kf4 a6 43. Ke5 Rg5+ 44. Kd4 Rg1 45. Ke5 h5 46. Nd8 Rg5+ 47. Kd4 Rf5) 42... g5+ 43. Kh5 Nf6# { Black wins by checkmate. } 0-1