[Event "Buenos Aires-ch playoff"]
[Site "Buenos Aires"]
[Date "1974.??.??"]
[EventDate "?"]
[Round "1"]
[Result "0-1"]
[White "Jorge Szmetan"]
[Black "Ricardo Grinberg"]
[ECO "B11"]
[WhiteElo "2405"]
[BlackElo "?"]
[PlyCount "136"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 Nf6 6. d3 e6 7. a3 Be7 8. g4  Nfd7 9. Qg3 Bh4 10. Qh2 Qb6 11. Be2 d4 12. Nd1 Be7 13. O-O c5 14. f4 Nc6 15. g5  O-O-O 16. Bg4 h5 17. Bf3 Qc7 18. Nf2 f5 19. Bd2 Nf8 20. Qh1 Ng6 21. e5 Nh4 22.  Bxc6 Qxc6 23. Qxc6+ bxc6 24. Nd1 Kd7 25. b3 Rb8 26. Nb2 Bd8 27. Nc4 Ng6 28. b4  Bb6 29. a4 cxb4 30. Bxb4 c5 31. a5 cxb4 32. axb6 axb6 33. Rab1 Ne7 34. Rxb4 Nd5  35. Ra4 Ra8 36. Rfa1 Rxa4 37. Rxa4 Nxf4 38. Ra7+ Kc6 39. Rxg7 Nxh3+ 40. Kh2 Nf4  41. Re7 h4 42. Nd2 Rd8 43. Nf3 Kd5 44. Rb7 Kc6 45. Rh7 Ng6 46. Rg7 Nf4 47. Ra7  b5 48. Rh7 Ng6 49. Rg7 Nf4 50. Rh7 Ng6 51. Kh3 b4 52. Rh6 Rg8 53. Rh7 Rd8 54.  Ra7 Kb6 55. Rf7 Kc6 56. Rf6 Nf4+ 57. Kxh4 Kd5 58. Rh6 b3 59. cxb3 Nxd3 60. g6  Nxe5 61. Nxe5 Kxe5 62. Kg5 d3 63. Rh2 Rd4 64. Rd2 Rg4+ 65. Kh6 Kf6 66. Kh5 Rd4  67. b4 Rxb4 68. Rxd3 Rg4 0-1