[Event "Masthanaiah chess world 1978"] [Site "https://lichess.org/Xa15ntpN"] [Date "2023.02.13"] [White "Avyaay"] [Black "Leonkinggny"] [Result "0-1"] [UTCDate "2023.02.13"] [UTCTime "05:44:49"] [WhiteElo "2101"] [BlackElo "1772"] [WhiteRatingDiff "-16"] [BlackRatingDiff "+10"] [Variant "Standard"] [TimeControl "420+3"] [ECO "B23"] [Opening "Sicilian Defense: Closed"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nc3 { B23 Sicilian Defense: Closed } a6 3. f4 e6 4. Nf3 b5 5. a3 Bb7 6. d3 Nc6 7. g3 d5 8. Bg2 d4 9. Ne2 Nf6 10. O-O Be7 11. c3 O-O 12. f5 e5 13. Bg5 Nd7 14. Bxe7 Qxe7 15. Qd2 f6 16. Qc2 Qf7 17. cxd4 cxd4 18. Rf2 Rac8 19. b4 Nxb4 20. Qd2 Nc2 21. Ra2 Ne3 22. Nfxd4 exd4 23. Nxd4 Nxg2 24. Rxg2 Nc5 25. Rc2 Rfd8 26. Rxc5 Rxc5 27. Ne6 Rdc8 28. Nxc5 Rxc5 29. Qb4 Qc7 30. Qb3+ Kh8 31. Qe6 Rc1+ 32. Kf2 Qc2+ 33. Kf3 Qxd3+ 34. Kf4 Rf1+ 35. Kg4 Qf3+ 36. Kh4 Qxe4+ 37. Qxe4 Bxe4 38. Re2 Bc6 39. Re6 Bd7 40. Rd6 Be8 41. Re6 Bf7 42. Rxa6 Rxf5 43. Ra8+ Bg8 44. Ra6 Rf2 45. a4 Rxh2+ 46. Kg4 h5+ 47. Kf4 Rf2+ 48. Ke3 Rb2 49. Rb6 b4 50. a5 Ra2 51. Rb5 b3 52. Rxh5+ Bh7 53. Rb5 b2 54. a6 g5 55. Rb8+ Kg7 56. a7 b1=Q 57. a8=Q Rxa8 58. Rxb1 Bxb1 59. Kd4 Ra3 60. Kd5 Rxg3 61. Ke6 Rf3 62. Kd5 g4 63. Kd6 g3 64. Ke6 g2 65. Kd6 g1=Q 66. Ke6 Qe1+ 67. Kd6 Rd3+ 68. Kc5 Qc3+ 69. Kb5 Rd5+ 70. Kb6 Qc5+ 71. Kb7 Rd7+ 72. Ka6 Ra7# { Black wins by checkmate. } 0-1