[Event "Masthanaiah chess world 1978"] [Site "https://lichess.org/afqCJIDG"] [Date "2023.05.13"] [White "RAmsES466"] [Black "zaifa"] [Result "0-1"] [UTCDate "2023.05.13"] [UTCTime "11:47:34"] [WhiteElo "2006"] [BlackElo "1495"] [WhiteRatingDiff "-15"] [BlackRatingDiff "+21"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C62"] [Opening "Ruy Lopez: Steinitz Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 { C62 Ruy Lopez: Steinitz Defense } 4. d4 a6 5. Ba4 Bd7 6. O-O Nxd4 7. Bxd7+ Qxd7 8. Nxd4 exd4 9. Qxd4 Rd8 10. Nc3 Ne7 11. Bg5 Nc6 12. Qe3 Be7 13. f4 h6 14. Bxe7 Qxe7 15. Rfe1 Nb4 16. Qd3 Nxd3 17. cxd3 O-O 18. Rac1 c6 19. d4 Qc7 20. Nd5 Qa5 21. Nc3 Qb4 22. d5 Qxb2 23. dxc6 bxc6 24. Red1 d5 25. e5 Qb4 26. Ne2 d4 27. Rxc6 Qb2 28. Kf1 Qxa2 29. g3 Rc8 30. Nxd4 Rxc6 31. Nxc6 Qc4+ 32. Kf2 Qxc6 33. Rd6 Qb5 34. h4 Qa5 35. Kf3 Rd8 36. Rxd8+ Qxd8 37. Ke4 Qc8 38. Kf3 Kf8 39. g4 Ke7 40. h5 a5 41. Ke4 a4 42. Ke3 a3 43. Kf3 a2 44. f5 a1=Q 45. f6+ gxf6 46. exf6+ Qxf6+ 47. Kg3 Qg5 48. Kf3 Qcxg4+ 49. Kf2 Q5xh5 50. Ke1 Qe5+ 51. Kf2 Qgg3+ 52. Kf1 Qee1# { Black wins by checkmate. } 0-1