[Event "Rated classical game"] [Site "https://lichess.org/aOjSRoOm"] [Date "2019.10.27"] [White "LeelaPi"] [Black "Cheng-4"] [Result "0-1"] [UTCDate "2019.10.27"] [UTCTime "20:59:42"] [WhiteElo "1969"] [BlackElo "1929"] [WhiteRatingDiff "-29"] [BlackRatingDiff "+22"] [WhiteTitle "BOT"] [BlackTitle "BOT"] [Variant "Standard"] [TimeControl "900+19"] [ECO "B33"] [Opening "Sicilian Defense: Lasker-Pelikan Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 { B33 Sicilian Defense: Lasker-Pelikan Variation } 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Ne7 9. c4 Ng6 10. Be3 Be7 11. a4 a6 12. Nc3 O-O 13. a5 f5 14. Be2 Qe8 15. O-O f4 16. Bb6 Nh4 17. Kh1 Qg6 18. Rg1 Bf5 19. f3 Qh6 20. c5 Bd7 21. Qd2 dxc5 22. g4 fxg3 23. Qxh6 gxh6 24. Rxg3+ Kh8 25. Bc7 Nf5 26. Ne4 Nxg3+ 27. hxg3 Bb5 28. Bxe5+ Kg8 29. Bd1 Bd3 30. d6 Rf5 31. Bc3 Bd8 32. Ba4 Rxf3 33. Nxc5 Bc4 34. Re1 Rc8 35. Ne6 Bd5 36. Kh2 b5 37. Bd1 Rf2+ 38. Kh3 b4 39. d7 Bg2+ 40. Kg4?? { (-0.02 → -2.70) Blunder. Kh2 was best. } (40. Kh2) 40... Rc4+ 41. Bd4 h5+ 42. Kxh5 Rf5+ 43. Kh6 Rc6 44. g4?? { (-2.80 → -8.17) Blunder. Bb6 was best. } (44. Bb6 Bd5 45. Bg4 Rf6+ 46. Kh5 Bxe6 47. Rxe6 Rfxe6 48. Bxe6+ Rxe6 49. Bxd8 Rd6 50. Be7 Rd5+) 44... Rxa5 45. Bc2 Be4 46. Rxe4 Ra1 47. Re5? { (-9.53 → Mate in 3) Checkmate is now unavoidable. Bf6 was best. } (47. Bf6 Bxf6) 47... Rxe6+ 48. Rxe6 Rh1# { Black wins by checkmate. } 0-1