[Event "Masthanaiah chess world 1978"] [Site "https://lichess.org/Kf8h8vHD"] [Date "2023.01.22"] [White "manao2023"] [Black "Xadrez-de-Capivara"] [Result "0-1"] [UTCDate "2023.01.22"] [UTCTime "16:26:00"] [WhiteElo "1601"] [BlackElo "2131"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+4"] [Variant "Standard"] [TimeControl "600+10"] [ECO "A40"] [Opening "Horwitz Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 e6 { A40 Horwitz Defense } 2. Nf3 c6?! { (0.29 → 0.86) Inaccuracy. d5 was best. } (2... d5 3. c4 Nf6 4. Nc3 c5 5. cxd5 cxd4 6. Qxd4 exd5 7. e4) 3. e3 d5 4. Nc3 Bb4 5. Bd2 Bxc3 6. Bxc3 Nf6 7. Bd3 O-O 8. O-O Nbd7 9. Ne5 Qc7 10. f4 Ne4 11. Bxe4 dxe4 12. Nxd7 Qxd7 13. Qg4 f5 14. Qg5 b6 15. h4 Ba6 16. Rf2 Rf6 17. h5 Rh6 18. g3?! { (0.83 → 0.12) Inaccuracy. g4 was best. } (18. g4) 18... Qf7 19. Rh2? { (0.06 → -1.23) Mistake. g4 was best. } (19. g4 fxg4) 19... Be2 20. Kf2 Bf3 21. Rah1?! { (-1.16 → -1.82) Inaccuracy. a4 was best. } (21. a4 a5 22. b3 Rxh5 23. Rxh5 Bxh5 24. Rh1 Bg6 25. Qh4 h6 26. Qh2 b5 27. Ke1 Qc7) 21... Bxh1 22. Rxh1 a5 23. b3 a4 24. b4 Rf8 25. d5?! { (-2.29 → -3.16) Inaccuracy. a3 was best. } (25. a3 Qd7 26. Ke1 Rhf6 27. Qh4 Qd5 28. Rg1 Qc4 29. Kd2 c5 30. g4 cxb4 31. Bxb4 Rc8) 25... cxd5?! { (-3.16 → -2.20) Inaccuracy. exd5 was best. } (25... exd5 26. a3 c5 27. bxc5 bxc5 28. Be5 Rc6 29. h6 Rg6 30. hxg7 Rxg5 31. gxf8=Q+ Kxf8 32. fxg5) 26. Be5 Rc8 27. c3 b5?! { (-2.19 → -1.52) Inaccuracy. Rf6 was best. } (27... Rf6 28. Kg2 a3 29. Bd4 h6 30. Qh4 Kh7 31. Bxf6 Qxf6 32. Rc1 Qxh4 33. gxh4 Kg8 34. Kf1) 28. Bd4 Re8 29. Bc5?? { (-1.84 → -4.15) Blunder. Be5 was best. } (29. Be5 Qe7 30. a3 Rf6 31. Qh4 Rf7 32. h6 Rc8 33. Qh5 g6 34. Qd1 Qd7 35. Kg2 Qc6) 29... e5 30. fxe5 d4 31. Bxd4 Qxa2+ 32. Kg1 Qb1+ 33. Kg2 Qb2+ 34. Kh3?! { (-4.37 → -6.34) Inaccuracy. Kg1 was best. } (34. Kg1 Qc1+ 35. Kg2 Qc2+ 36. Kg1 Qd1+ 37. Kg2 Qe2+ 38. Kg1 a3 39. e6 Qg4 40. Qxg4 fxg4) 34... Qe2 35. e6?? { (-5.70 → Mate in 11) Checkmate is now unavoidable. Qxh6 was best. } (35. Qxh6 gxh6 36. Rg1 Re6 37. c4 Qxh5+ 38. Kg2 f4 39. exf4 Qf3+ 40. Kh3 e3 41. Bxe3 a3) 35... Rxh5+ 36. Qh4 Rxh4+ 37. Kxh4 Qg4# { Black wins by checkmate. } 0-1